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PageSpeed Insights
PageSpeed Insights
This site uses cookies from Google to deliver its services and to analyze traffic.
Report from Feb 21, 2025, 6:00:27 PM
Discover what your real users are experiencing
Core Web Vitals Assessment: Passed
Largest Contentful Paint (LCP)
2.4 s
Page LoadsGood (≤ 2.5 s)76%Needs Improvement (2.5 s - 4 s)14%Poor (> 4 s)10%75th Percentile - 2.4 sCore Web Vital
Interaction to Next Paint (INP)
186 ms
Page LoadsGood (≤ 200 ms)78%Needs Improvement (200 ms - 500 ms)17%Poor (> 500 ms)5%75th Percentile - 186 msCore Web Vital
Cumulative Layout Shift (CLS)
0.01
Page LoadsGood (≤ 0.1)88%Needs Improvement (0.1 - 0.25)10%Poor (> 0.25)1%75th Percentile - 0.01Core Web Vital
Other Notable Metrics
First Contentful Paint (FCP)
1.3 s
Page LoadsGood (≤ 1.8 s)88%Needs Improvement (1.8 s - 3 s)8%Poor (> 3 s)4%75th Percentile - 1.3 s 
Time to First Byte (TTFB)
0.5 s
Page LoadsGood (≤ 0.8 s)84%Needs Improvement (0.8 s - 1.8 s)12%Poor (> 1.8 s)4%75th Percentile - 0.5 sExperimental
Latest 28-day collection period
Various mobile devicesMany samples (Chrome UX Report)Full visit durationsVarious network connectionsAll Chrome versions
Core Web Vitals Assessment: Failed
Largest Contentful Paint (LCP)
2 s
Page LoadsGood (≤ 2.5 s)82%Needs Improvement (2.5 s - 4 s)11%Poor (> 4 s)7%75th Percentile - 2 sCore Web Vital
Interaction to Next Paint (INP)
222 ms
Page LoadsGood (≤ 200 ms)71%Needs Improvement (200 ms - 500 ms)21%Poor (> 500 ms)7%75th Percentile - 222 msCore Web Vital
Cumulative Layout Shift (CLS)
0.01
Page LoadsGood (≤ 0.1)94%Needs Improvement (0.1 - 0.25)3%Poor (> 0.25)3%75th Percentile - 0.01Core Web Vital
Other Notable Metrics
First Contentful Paint (FCP)
1.5 s
Page LoadsGood (≤ 1.8 s)84%Needs Improvement (1.8 s - 3 s)12%Poor (> 3 s)4%75th Percentile - 1.5 s 
Time to First Byte (TTFB)
0.6 s
Page LoadsGood (≤ 0.8 s)84%Needs Improvement (0.8 s - 1.8 s)13%Poor (> 1.8 s)3%75th Percentile - 0.6 sExperimental
Latest 28-day collection period
Various mobile devicesMany samples (Chrome UX Report)Full visit durationsVarious network connectionsAll Chrome versions
Diagnose performance issues
54 FCP+8LCP+6TBT+11CLS+25SI+3 Performance
Values are estimated and may vary. The performance score is calculated directly from these metrics.See calculator.
0–49 50–89 90–100
Final Screenshot
Metrics
First Contentful Paint
2.1 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric.
Largest Contentful Paint
5.1 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric
Total Blocking Time
810 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more about the Total Blocking Time metric.
Cumulative Layout Shift
0.02
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more about the Cumulative Layout Shift metric.
Speed Index
6.8 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric.
  • Captured at Feb 21, 2025, 6:00 PM UTC
  • Emulated Moto G Power with Lighthouse 12.2.3
    Unthrottled CPU/Memory Power: 436 CPU throttling: 1.2x slowdown (Simulated) Screen emulation: 412x823, DPR 1.75 Axe version: 4.10.2
  • Single page session
    This data is taken from a single page session, as opposed to field data summarizing many sessions.
  • Initial page load
  • Slow 4G throttling
    Network throttling: 150 ms TCP RTT, 1,638.4 kb/s throughput (Simulated) Browser location: North America
  • Using HeadlessChromium 133.0.6943.53 with lr
    User agent (network): "Mozilla/5.0 (Linux; Android 11; moto g power (2022)) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Mobile Safari/537.36"
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Show audits relevant to:
Diagnostics
Reduce JavaScript execution time 2.9 s
Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to reduce Javascript execution time.TBT
URL
Total CPU Time
Script Evaluation
Script Parse
lecoqsportif.com
1st party
1,510 ms
252 ms
60 ms
1,041 ms
72 ms
44 ms
199 ms
112 ms
3 ms
…assets/vendor-v4.js
(www.lecoqsportif.com)
158 ms
25 ms
1 ms
…assets/global.js?v=1251887…
(www.lecoqsportif.com)
62 ms
13 ms
2 ms
…sandbox/modern
(www.lecoqsportif.com)
50 ms
29 ms
10 ms
Google CDN
cdn
921 ms
834 ms
24 ms
921 ms
834 ms
24 ms
Google Tag Manager
tag-manager
909 ms
716 ms
39 ms
/gtm.js?id=GTM-PVHNJT
(www.googletagmanager.com)
358 ms
211 ms
9 ms
/gtag/js?id=…
(www.googletagmanager.com)
183 ms
172 ms
10 ms
/gtm.js?id=GTM-WBVM4X83
(www.googletagmanager.com)
150 ms
136 ms
6 ms
140 ms
129 ms
6 ms
/gtag/destination?id=…
(www.googletagmanager.com)
78 ms
68 ms
9 ms
Shopify
hosting
510 ms
389 ms
16 ms
398 ms
324 ms
13 ms
112 ms
65 ms
3 ms
Unattributable
420 ms
13 ms
0 ms
Unattributable
420 ms
13 ms
0 ms
Facebook
social
388 ms
99 ms
7 ms
…config/112…?v=…
(connect.facebook.net)
338 ms
54 ms
3 ms
/en_US/fbevents.js
(connect.facebook.net)
50 ms
46 ms
4 ms
ZenDesk
customer-success
224 ms
206 ms
17 ms
224 ms
206 ms
17 ms
Azure Web Services
cdn
194 ms
170 ms
6 ms
194 ms
170 ms
6 ms
Other Google APIs/SDKs
utility
97 ms
89 ms
2 ms
…api2/anchor?ar=…
(www.google.com)
97 ms
89 ms
2 ms
Minimize main-thread work 5.9 s
Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to minimize main-thread workTBT
Category
Time Spent
Script Evaluation
3,307 ms
Style & Layout
977 ms
Other
768 ms
Parse HTML & CSS
254 ms
Script Parsing & Compilation
229 ms
Garbage Collection
199 ms
Rendering
133 ms
Reduce the impact of third-party code Third-party code blocked the main thread for 1,060 ms
Third-party code can significantly impact load performance. Limit the number of redundant third-party providers and try to load third-party code after your page has primarily finished loading. Learn how to minimize third-party impact.TBT
Third-Party
Transfer Size
Main-Thread Blocking Time
Google Tag Manager
tag-manager
673 KiB
418 ms
/gtm.js?id=GTM-PVHNJT
(www.googletagmanager.com)
120 KiB
202 ms
/gtag/js?id=…
(www.googletagmanager.com)
137 KiB
102 ms
114 KiB
76 ms
/gtag/destination?id=…
(www.googletagmanager.com)
104 KiB
23 ms
/gtm.js?id=GTM-WBVM4X83
(www.googletagmanager.com)
84 KiB
15 ms
/gtag/js?id=G-HGV3B59T9N
(www.googletagmanager.com)
114 KiB
0 ms
ZenDesk
customer-success
274 KiB
174 ms
260 KiB
174 ms
6 KiB
0 ms
5 KiB
0 ms
/embeddable/config
(lecoqsportif8398.zendesk.com)
2 KiB
0 ms
2 KiB
0 ms
Shopify
hosting
1,114 KiB
161 ms
141 KiB
104 ms
25 KiB
50 ms
8 KiB
7 ms
…assets/index.js
(cdn.shopify.com)
5 KiB
0 ms
488 KiB
0 ms
123 KiB
0 ms
57 KiB
0 ms
46 KiB
0 ms
30 KiB
0 ms
25 KiB
0 ms
24 KiB
0 ms
20 KiB
0 ms
13 KiB
0 ms
10 KiB
0 ms
10 KiB
0 ms
9 KiB
0 ms
8 KiB
0 ms
6 KiB
0 ms
5 KiB
0 ms
4 KiB
0 ms
4 KiB
0 ms
4 KiB
0 ms
4 KiB
0 ms
3 KiB
0 ms
3 KiB
0 ms
3 KiB
0 ms
3 KiB
0 ms
3 KiB
0 ms
3 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
/locale_bar/script.js?shop=lecoqsportif-fr.myshopify.com
(geolocation-recommendations.shopifyapps.com)
2 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
/v1/produce
(monorail-edge.shopifysvc.com)
2 KiB
0 ms
1 KiB
0 ms
1 KiB
0 ms
1 KiB
0 ms
1 KiB
0 ms
…v/2397dc2….mp4
(cdn.shopify.com)
0 KiB
0 ms
Google CDN
cdn
695 KiB
132 ms
653 KiB
132 ms
42 KiB
0 ms
Facebook
social
87 KiB
116 ms
…config/112…?v=…
(connect.facebook.net)
22 KiB
116 ms
/en_US/fbevents.js
(connect.facebook.net)
64 KiB
0 ms
/tr/?id=…
(www.facebook.com)
0 KiB
0 ms
Other Google APIs/SDKs
utility
68 KiB
33 ms
…api2/anchor?ar=…
(www.google.com)
42 KiB
33 ms
22 KiB
0 ms
2 KiB
0 ms
1 KiB
0 ms
1 KiB
0 ms
swymrelay.com
136 KiB
23 ms
…v3/apps.bundle.js?v=3.118.7
(procdn.swymrelay.com)
62 KiB
23 ms
…v3/swym_fonts.woff2
(procdn.swymrelay.com)
26 KiB
0 ms
…provider/checkAndGet?pid=gxOhtHAXC…%3D
(swymstore-v3pro-01.swymrelay.com)
19 KiB
0 ms
…v3/loadStrings1.js?v=3.118.7
(procdn.swymrelay.com)
13 KiB
0 ms
10 KiB
0 ms
…v3/4980.js?v=3.118.7
(procdn.swymrelay.com)
4 KiB
0 ms
…v3/5905.js?v=3.118.7
(procdn.swymrelay.com)
2 KiB
0 ms
…provider/collect?pid=gxOhtHAXC…%3D
(swymstore-v3pro-01.swymrelay.com)
1 KiB
0 ms
Azure Web Services
cdn
162 KiB
1 ms
162 KiB
1 ms
Yellow Robot
ad
37 KiB
1 ms
37 KiB
1 ms
Klaviyo
ad
48 KiB
0 ms
22 KiB
0 ms
13 KiB
0 ms
8 KiB
0 ms
3 KiB
0 ms
…js/static.4b8f99d….js?cb=1&v2-route=1
(static-tracking.klaviyo.com)
1 KiB
0 ms
Google Fonts
cdn
35 KiB
0 ms
…v47/KFOKCnqEu….woff2
(fonts.gstatic.com)
17 KiB
0 ms
…v47/KFOMCnqEu….woff2
(fonts.gstatic.com)
16 KiB
0 ms
2 KiB
0 ms
cloudfront.net
3 KiB
0 ms
/initializercolissimo.js?app_name=…
(d1564fddzjmdj5.cloudfront.net)
3 KiB
0 ms
Google Analytics
analytics
2 KiB
0 ms
/g/collect?v=…
(www.google-analytics.com)
1 KiB
0 ms
/g/collect?v=…
(www.google-analytics.com)
1 KiB
0 ms
Criteo
ad
1 KiB
0 ms
1 KiB
0 ms
/fpm/sid?first_party_id=…
(gum.eu.criteo.com)
0 KiB
0 ms
cirkleinc.com
1 KiB
0 ms
/?shop=lecoqsportif-fr.myshopify.com
(aiodstag.cirkleinc.com)
1 KiB
0 ms
oxiapps.com
1 KiB
0 ms
/init.json?shop=…
(social-login.oxiapps.com)
1 KiB
0 ms
Google/Doubleclick Ads
ad
1 KiB
0 ms
…conversion/979…?random=…
(pagead2.googlesyndication.com)
1 KiB
0 ms
/ccm/collect?en=…
(pagead2.googlesyndication.com)
0 KiB
0 ms
Largest Contentful Paint element 5,100 ms
This is the largest contentful element painted within the viewport. Learn more about the Largest Contentful Paint elementLCP
Element
div.slideshow__slide > div.slideshow__image-wrapper > div.slideshow__image > img.medium-hide
<img src="https://www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_600x1…" alt="" srcset="//www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_600x1152px.…" width="3840" height="5766" loading="auto" class="medium-hide large-up-hide" sizes="100vw" is="lazy-image">
Phase
% of LCP
Timing
TTFB
12%
600 ms
Load Delay
73%
3,710 ms
Load Time
6%
300 ms
Render Delay
10%
490 ms
Properly size images Potential savings of 481 KiB
Serve images that are appropriately-sized to save cellular data and improve load time. Learn how to size images.LCPFCP
URL
Resource Size
Potential Savings
lecoqsportif.com
1st party
616.4 KiB
462.8 KiB
Décembre international news
<img src="https://www.lecoqsportif.com/cdn/shop/articles/decembre_news.jpg?v=1736265…" alt="Décembre international news" srcset="//www.lecoqsportif.com/cdn/shop/articles/decembre_news.jpg?v=1736265737&amp;wi…" width="1500" height="797" loading="lazy" class="motion-reduce" sizes="(min-width: 1600px) 750px, (min-width: 750px) calc((100vw - 10rem) / 2), c…" is="lazy-image">
82.0 KiB
65.3 KiB
POUR L'AMOUR DU SPORT
<img src="https://www.lecoqsportif.com/cdn/shop/articles/LCS_SS25_ESHOP_L_AMOUR_DU_C…" alt="POUR L'AMOUR DU SPORT" srcset="//www.lecoqsportif.com/cdn/shop/articles/LCS_SS25_ESHOP_L_AMOUR_DU_COQ_184…" width="1500" height="656" loading="lazy" class="motion-reduce" sizes="(min-width: 1600px) 750px, (min-width: 750px) calc((100vw - 10rem) / 2), c…" is="lazy-image">
38.7 KiB
29.1 KiB
2510616-JET STAR_2 dress blue/galet | Chaussures JET STAR_2 Unisexe
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510616_2.jpg?v=1729293644&amp;wid…" alt="2510616-JET STAR_2 dress blue/galet | Chaussures JET STAR_2 Unisexe" srcset="//www.lecoqsportif.com/cdn/shop/files/2510616_2.jpg?v=1729293644&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
30.3 KiB
25.4 KiB
2510545-VELOCE I galet/frost gray | Chaussures VELOCE I Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510545_2.jpg?v=1736848165&amp;wid…" alt="2510545-VELOCE I galet/frost gray | Chaussures VELOCE I Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2510545_2.jpg?v=1736848165&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
25.4 KiB
21.3 KiB
li#Slide-template--18965675540820__gallery_Xk479L-1 > use-animate.gallery__card > div.image-animate > img
<img src="https://www.lecoqsportif.com/cdn/shop/files/doudoune.jpg?v=1739367487&amp;widt…" alt="" srcset="//www.lecoqsportif.com/cdn/shop/files/doudoune.jpg?v=1739367487&amp;width=375 …" width="3840" height="4800" loading="lazy" sizes="(min-width: 990px) calc(100vw / 2), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
55.2 KiB
21.2 KiB
2510544-VELOCE I optical white/trekking green | Chaussures VELOCE I Unisexe
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510544_2.jpg?v=1736174537&amp;wid…" alt="2510544-VELOCE I optical white/trekking green | Chaussures VELOCE I Unisexe" srcset="//www.lecoqsportif.com/cdn/shop/files/2510544_2.jpg?v=1736174537&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
23.5 KiB
19.6 KiB
2510616-JET STAR_2 dress blue/galet | Chaussures JET STAR_2 Unisexe
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510616_1.jpg?v=1729293639&amp;wid…" alt="2510616-JET STAR_2 dress blue/galet | Chaussures JET STAR_2 Unisexe" srcset="//www.lecoqsportif.com/cdn/shop/files/2510616_1.jpg?v=1729293639&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
22.6 KiB
18.9 KiB
2510261-TRI LF Doudoune N°1 M bleu nuit | Veste Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510261_1.jpg?v=1739406588&amp;wid…" alt="2510261-TRI LF Doudoune N°1 M bleu nuit | Veste Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2510261_1.jpg?v=1739406588&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
22.3 KiB
18.7 KiB
li#Slide-template--18965675540820__gallery_Xk479L-2 > use-animate.gallery__card > div.image-animate > img
<img src="https://www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_640x8…" alt="" srcset="//www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_640x800px-2…" width="3840" height="4800" loading="lazy" sizes="(min-width: 990px) calc(100vw / 2), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
47.3 KiB
18.2 KiB
2423100-TRAINING Doudoune light SL N°1 M dress b | Doudoune sans manche Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2423100_1.jpg?v=1739405085&amp;wid…" alt="2423100-TRAINING Doudoune light SL N°1 M dress b | Doudoune sans manche Ho…" srcset="//www.lecoqsportif.com/cdn/shop/files/2423100_1.jpg?v=1739405085&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
21.2 KiB
17.7 KiB
2421674-TRAINING Parka de banc Club N°1 M dress | Parka Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2421674_1.jpg?v=1739404944&amp;wid…" alt="2421674-TRAINING Parka de banc Club N°1 M dress | Parka Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2421674_1.jpg?v=1739404944&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
20.0 KiB
16.8 KiB
2510255-TRI LF Tee SS N°1 M bleu nuit | T-shirt Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510255_1.jpg?v=1739406288&amp;wid…" alt="2510255-TRI LF Tee SS N°1 M bleu nuit | T-shirt Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2510255_1.jpg?v=1739406288&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
19.9 KiB
16.7 KiB
2510402-ESS Hoody N°1 M dress blues | Sweat à capuche Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510402_1.jpg?v=1739966699&amp;wid…" alt="2510402-ESS Hoody N°1 M dress blues | Sweat à capuche Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2510402_1.jpg?v=1739966699&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
19.2 KiB
16.1 KiB
2510258-TRI LF FZ Sweat N°1 M bleu nuit | Sweat zippé Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510258_1.jpg?v=1739406457&amp;wid…" alt="2510258-TRI LF FZ Sweat N°1 M bleu nuit | Sweat zippé Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2510258_1.jpg?v=1739406457&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
19.1 KiB
16.0 KiB
2510545-VELOCE I galet/frost gray | Chaussures VELOCE I Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510545_1.jpg?v=1736848165&amp;wid…" alt="2510545-VELOCE I galet/frost gray | Chaussures VELOCE I Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2510545_1.jpg?v=1736848165&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
19.1 KiB
16.0 KiB
2510025-ESS FZ Sweat N°1 M dress blues | Sweat zippé Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510025_1.jpg?v=1727694760&amp;wid…" alt="2510025-ESS FZ Sweat N°1 M dress blues | Sweat zippé Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2510025_1.jpg?v=1727694760&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
18.8 KiB
15.7 KiB
2510257-TRI LF Crew Sweat N°1 M bleu nuit | Sweat col rond Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510257_1.jpg?v=1739406409&amp;wid…" alt="2510257-TRI LF Crew Sweat N°1 M bleu nuit | Sweat col rond Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2510257_1.jpg?v=1739406409&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
18.5 KiB
15.5 KiB
2510261-TRI LF Doudoune N°1 M bleu nuit | Veste Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510261_4.jpg?v=1739406592&amp;wid…" alt="2510261-TRI LF Doudoune N°1 M bleu nuit | Veste Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2510261_4.jpg?v=1739406592&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
16.9 KiB
14.2 KiB
2510544-VELOCE I optical white/trekking green | Chaussures VELOCE I Unisexe
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510544_1.jpg?v=1736174537&amp;wid…" alt="2510544-VELOCE I optical white/trekking green | Chaussures VELOCE I Unisexe" srcset="//www.lecoqsportif.com/cdn/shop/files/2510544_1.jpg?v=1736174537&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
16.8 KiB
14.0 KiB
2421674-TRAINING Parka de banc Club N°1 M dress | Parka Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2421674_2.jpg?v=1739529798&amp;wid…" alt="2421674-TRAINING Parka de banc Club N°1 M dress | Parka Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2421674_2.jpg?v=1739529798&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
16.7 KiB
13.9 KiB
2510025-ESS FZ Sweat N°1 M dress blues | Sweat zippé Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510025_4.jpg?v=1727694766&amp;wid…" alt="2510025-ESS FZ Sweat N°1 M dress blues | Sweat zippé Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2510025_4.jpg?v=1727694766&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
16.0 KiB
13.4 KiB
2510402-ESS Hoody N°1 M dress blues | Sweat à capuche Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510402_2.jpg?v=1739966704&amp;wid…" alt="2510402-ESS Hoody N°1 M dress blues | Sweat à capuche Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2510402_2.jpg?v=1739966704&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
15.7 KiB
13.2 KiB
2510257-TRI LF Crew Sweat N°1 M bleu nuit | Sweat col rond Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510257_2.jpg?v=1739406414&amp;wid…" alt="2510257-TRI LF Crew Sweat N°1 M bleu nuit | Sweat col rond Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2510257_2.jpg?v=1739406414&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
15.6 KiB
13.0 KiB
2510258-TRI LF FZ Sweat N°1 M bleu nuit | Sweat zippé Homme
<img src="https://www.lecoqsportif.com/cdn/shop/files/2510258_2.jpg?v=1739406461&amp;wid…" alt="2510258-TRI LF FZ Sweat N°1 M bleu nuit | Sweat zippé Homme" srcset="//www.lecoqsportif.com/cdn/shop/files/2510258_2.jpg?v=1739406461&amp;width=165…" width="2000" height="2000" loading="eager" class="motion-reduce" sizes="(min-width: 990px) calc(100vw / 4), (min-width: 750px) calc(100vw / 2), 10…" is="lazy-image">
15.4 KiB
12.9 KiB
Shopify
hosting
18.5 KiB
18.4 KiB
logo
<img class="cc-banner-logo" height="48" width="49" src="https://cdn.shopify.com/s/files/1/0739/7425/1826/t/4/assets/pandectes-logo…" alt="logo">
18.5 KiB
18.4 KiB
Eliminate render-blocking resources Potential savings of 550 ms
Resources are blocking the first paint of your page. Consider delivering critical JS/CSS inline and deferring all non-critical JS/styles. Learn how to eliminate render-blocking resources.LCPFCP
URL
Transfer Size
Potential Savings
lecoqsportif.com
1st party
4.6 KiB
300 ms
2.7 KiB
150 ms
1.9 KiB
150 ms
Shopify
hosting
3.1 KiB
760 ms
3.1 KiB
760 ms
Avoid an excessive DOM size 4,435 elements
A large DOM will increase memory usage, cause longer style calculations, and produce costly layout reflows. Learn how to avoid an excessive DOM size.TBT
Statistic
Element
Value
Total DOM Elements
4,435
Maximum DOM Depth
div.menu-drawer__topbar > button.menu-drawer__close-button > svg.icon > path
<path fill="currentColor" d="M0 6V4.625h8.402L5.75 2.314 7.645.5 14 6l-6.355 5.5L5.75 9.686l2.652-2.31H…">
25
Maximum Child Elements
body.template-index
<body class="template-index loaded cc-scrolling-disabled limoniapps-discountninja-block…" data-heading-capitalize="" data-button-round="">
43
Reduce unused JavaScript Potential savings of 816 KiB
Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.LCPFCP
URL
Transfer Size
Potential Savings
Google Tag Manager
tag-manager
666.3 KiB
309.8 KiB
/gtag/js?id=G-HGV3B59T9N
(www.googletagmanager.com)
112.8 KiB
78.7 KiB
/gtag/js?id=…
(www.googletagmanager.com)
135.6 KiB
52.8 KiB
/gtag/destination?id=…
(www.googletagmanager.com)
103.1 KiB
50.3 KiB
/gtm.js?id=GTM-PVHNJT
(www.googletagmanager.com)
118.8 KiB
45.9 KiB
112.8 KiB
43.5 KiB
/gtm.js?id=GTM-WBVM4X83
(www.googletagmanager.com)
83.1 KiB
38.5 KiB
Google CDN
cdn
433.2 KiB
203.0 KiB
216.6 KiB
102.7 KiB
216.6 KiB
100.3 KiB
ZenDesk
customer-success
258.3 KiB
147.6 KiB
258.3 KiB
147.6 KiB
Shopify
hosting
139.6 KiB
92.0 KiB
139.6 KiB
92.0 KiB
Azure Web Services
cdn
79.8 KiB
37.4 KiB
79.8 KiB
37.4 KiB
swymrelay.com
61.5 KiB
25.9 KiB
…v3/apps.bundle.js?v=3.118.7
(procdn.swymrelay.com)
61.5 KiB
25.9 KiB
Serve images in next-gen formats Potential savings of 19 KiB
Image formats like WebP and AVIF often provide better compression than PNG or JPEG, which means faster downloads and less data consumption. Learn more about modern image formats.LCPFCP
URL
Resource Size
Potential Savings
lecoqsportif.com
1st party
38.7 KiB
18.7 KiB
POUR L'AMOUR DU SPORT
<img src="https://www.lecoqsportif.com/cdn/shop/articles/LCS_SS25_ESHOP_L_AMOUR_DU_C…" alt="POUR L'AMOUR DU SPORT" srcset="//www.lecoqsportif.com/cdn/shop/articles/LCS_SS25_ESHOP_L_AMOUR_DU_COQ_184…" width="1500" height="656" loading="lazy" class="motion-reduce" sizes="(min-width: 1600px) 750px, (min-width: 750px) calc((100vw - 10rem) / 2), c…" is="lazy-image">
38.7 KiB
18.7 KiB
Serve static assets with an efficient cache policy 17 resources found
A long cache lifetime can speed up repeat visits to your page. Learn more about efficient cache policies.
URL
Cache TTL
Transfer Size
lecoqsportif.com
1st party
96 KiB
5m
3 KiB
…v0.1/analytics.js
(www.lecoqsportif.com)
1h
8 KiB
30d 10h 30m
23 KiB
30d 10h 30m
21 KiB
30d 10h 30m
21 KiB
30d 10h 30m
20 KiB
Facebook
social
87 KiB
/tr/?id=…
(www.facebook.com)
None
0 KiB
/en_US/fbevents.js
(connect.facebook.net)
20m
64 KiB
…config/112…?v=…
(connect.facebook.net)
20m
22 KiB
Azure Web Services
cdn
81 KiB
7d
81 KiB
Yellow Robot
ad
37 KiB
30d 10h 29m 6s
37 KiB
Shopify
hosting
27 KiB
10m
25 KiB
10m
2 KiB
ZenDesk
customer-success
5 KiB
1h
5 KiB
cloudfront.net
3 KiB
/initializercolissimo.js?app_name=…
(d1564fddzjmdj5.cloudfront.net)
None
3 KiB
cirkleinc.com
1 KiB
/?shop=lecoqsportif-fr.myshopify.com
(aiodstag.cirkleinc.com)
None
1 KiB
oxiapps.com
1 KiB
/init.json?shop=…
(social-login.oxiapps.com)
1h 49m 31s
1 KiB
Ensure text remains visible during webfont load
Warnings: Lighthouse was unable to automatically check the `font-display` value for the origin https://www.lecoqsportif.com.
Leverage the font-display CSS feature to ensure text is user-visible while webfonts are loading. Learn more about font-display.
URL
Potential Savings
Google Fonts
cdn
10 ms
…v47/KFOMCnqEu….woff2
(fonts.gstatic.com)
10 ms
…v47/KFOKCnqEu….woff2
(fonts.gstatic.com)
10 ms
Defer offscreen images Potential savings of 58 KiB
Consider lazy-loading offscreen and hidden images after all critical resources have finished loading to lower time to interactive. Learn how to defer offscreen images.LCPFCP
URL
Resource Size
Potential Savings
Shopify
hosting
55.7 KiB
55.7 KiB
div.globo-form-control > div#paragraph-2 > p > img
<img src="https://cdn.shopify.com/s/files/1/0739/7425/1826/files/g-form-53419-elemen…">
55.7 KiB
55.7 KiB
lecoqsportif.com
1st party
2.6 KiB
2.6 KiB
div.card__colors > color-swatch.color-swatch > span.variant-secondary-color > span.secondary-color
<span class="secondary-color" style="background-image: url(&quot;https://www.lecoqsportif.com/cdn/shop/files/color-sw…&quot;);">
2.6 KiB
2.6 KiB
Avoid serving legacy JavaScript to modern browsers Potential savings of 10 KiB
Polyfills and transforms enable legacy browsers to use new JavaScript features. However, many aren't necessary for modern browsers. For your bundled JavaScript, adopt a modern script deployment strategy using module/nomodule feature detection to reduce the amount of code shipped to modern browsers, while retaining support for legacy browsers. Learn how to use modern JavaScriptLCPFCP
URL
Potential Savings
Facebook
social
10.1 KiB
/en_US/fbevents.js
(connect.facebook.net)
10.1 KiB
/en_US/fbevents.js:24:2302
(connect.facebook.net)
@babel/plugin-transform-classes
/en_US/fbevents.js:273:15628
(connect.facebook.net)
Array.prototype.map
/en_US/fbevents.js:273:23417
(connect.facebook.net)
Array.from
/en_US/fbevents.js:273:25990
(connect.facebook.net)
Array.prototype.filter
/en_US/fbevents.js:273:29007
(connect.facebook.net)
Array.prototype.find
…config/112…?v=…
(connect.facebook.net)
0.0 KiB
…config/112…?v=…:20:2057
(connect.facebook.net)
@babel/plugin-transform-classes
Shopify
hosting
0.1 KiB
0.0 KiB
@babel/plugin-transform-classes
0.0 KiB
@babel/plugin-transform-classes
swymrelay.com
0.1 KiB
…v3/apps.bundle.js?v=3.118.7
(procdn.swymrelay.com)
0.1 KiB
@babel/plugin-transform-classes
lecoqsportif.com
1st party
0.1 KiB
0.1 KiB
@babel/plugin-transform-classes
ZenDesk
customer-success
0.1 KiB
0.1 KiB
@babel/plugin-transform-classes
Reduce unused CSS Potential savings of 67 KiB
Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.LCPFCP
URL
Transfer Size
Potential Savings
Google CDN
cdn
41.0 KiB
41.0 KiB
41.0 KiB
41.0 KiB
Unattributable
26.6 KiB
26.2 KiB
/* General style */.limoniapps-popup{padding:0;margin:0;box-sizing:border-box;position:fixed;top:0; … } …
14.0 KiB
13.9 KiB
.swym-ui-component *,.swym-ui-component .swym-is-button,.swym-ui-component .swym-is-anchor,.swym-ui…
12.6 KiB
12.3 KiB
Avoid enormous network payloads Total size was 4,863 KiB
Large network payloads cost users real money and are highly correlated with long load times. Learn how to reduce payload sizes.
URL
Transfer Size
Shopify
hosting
751.9 KiB
488.0 KiB
141.0 KiB
123.0 KiB
Google CDN
cdn
652.8 KiB
217.6 KiB
217.6 KiB
217.6 KiB
ZenDesk
customer-success
259.6 KiB
259.6 KiB
Google Tag Manager
tag-manager
256.5 KiB
/gtag/js?id=…
(www.googletagmanager.com)
136.6 KiB
/gtm.js?id=GTM-PVHNJT
(www.googletagmanager.com)
119.9 KiB
lecoqsportif.com
1st party
130.0 KiB
130.0 KiB
Avoid long main-thread tasks 20 long tasks found
Lists the longest tasks on the main thread, useful for identifying worst contributors to input delay. Learn how to avoid long main-thread tasksTBT
URL
Start Time
Duration
Google Tag Manager
tag-manager
808 ms
/gtm.js?id=GTM-PVHNJT
(www.googletagmanager.com)
13,990 ms
153 ms
/gtag/js?id=…
(www.googletagmanager.com)
16,693 ms
152 ms
/gtm.js?id=GTM-PVHNJT
(www.googletagmanager.com)
14,143 ms
149 ms
23,295 ms
126 ms
/gtm.js?id=GTM-WBVM4X83
(www.googletagmanager.com)
11,101 ms
91 ms
/gtag/destination?id=…
(www.googletagmanager.com)
19,545 ms
73 ms
/gtm.js?id=GTM-WBVM4X83
(www.googletagmanager.com)
4,331 ms
64 ms
Google CDN
cdn
415 ms
25,027 ms
114 ms
25,202 ms
92 ms
24,566 ms
84 ms
24,964 ms
63 ms
24,715 ms
62 ms
ZenDesk
customer-success
224 ms
29,334 ms
224 ms
Shopify
hosting
222 ms
24,823 ms
122 ms
14,292 ms
100 ms
Facebook
social
216 ms
…config/112…?v=…
(connect.facebook.net)
20,013 ms
166 ms
/en_US/fbevents.js
(connect.facebook.net)
19,363 ms
50 ms
lecoqsportif.com
1st party
153 ms
11,701 ms
79 ms
2,108 ms
74 ms
swymrelay.com
107 ms
…v3/apps.bundle.js?v=3.118.7
(procdn.swymrelay.com)
28,480 ms
107 ms
Initial server response time was short Root document took 180 ms
Keep the server response time for the main document short because all other requests depend on it. Learn more about the Time to First Byte metric.LCPFCP
URL
Time Spent
lecoqsportif.com
1st party
180 ms
180 ms
Avoid large layout shifts 3 layout shifts found
These are the largest layout shifts observed on the page. Each table item represents a single layout shift, and shows the element that shifted the most. Below each item are possible root causes that led to the layout shift. Some of these layout shifts may not be included in the CLS metric value due to windowing. Learn how to improve CLSCLS
Element
Layout shift score
La sélection ESPRIT TRICOLORE Une histoire sportive et des détails subtils LA S…
<div class="transition-content">
0.016
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
ESPRIT TRICOLORE
<h2 class="slideshow__heading h2" data-animate="" data-animate-delay-1="">
0.004
Web font loaded
Web font loaded
Web font loaded
Web font loaded
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
Ma wishlist Panier
<div class="header__right">
0.001
User Timing marks and measures 39 user timings
Consider instrumenting your app with the User Timing API to measure your app's real-world performance during key user experiences. Learn more about User Timing marks.
Name
Type
Start Time
Duration
wpm:completed
Measure
593.66 ms
1,602.02 ms
wpm:pixel:register:1402012035:app
Measure
954.80 ms
817.56 ms
wpm:pixel:register:1383137620:app
Measure
955.87 ms
815.87 ms
wpm:pixel:register:1030029652:app
Measure
956.16 ms
337.33 ms
wpm:pixel:register:403833172:app
Measure
957.29 ms
322.51 ms
wpm:pixel:register:144146772:app
Measure
957.81 ms
882.50 ms
wpm:pixel:register:93028692:custom
Measure
958.01 ms
927.47 ms
wpm:pixel:register:100434260:custom
Measure
958.94 ms
1,236.11 ms
wpm:pixel:register:shopify-app-pixel:app
Measure
959.07 ms
845.38 ms
wpm:pixel:register:shopify-custom-pixel:custom
Measure
959.26 ms
927.43 ms
shopify.content_for_header.start
Mark
453.54 ms
shopify.content_for_header.end
Mark
521.16 ms
wpm:start
Mark
593.66 ms
wpm:pixel:register:started:1402012035:app
Mark
954.80 ms
wpm:pixel:register:started:1383137620:app
Mark
955.87 ms
wpm:pixel:register:started:1030029652:app
Mark
956.16 ms
wpm:pixel:register:started:403833172:app
Mark
957.29 ms
wpm:pixel:register:started:144146772:app
Mark
957.81 ms
wpm:pixel:register:started:93028692:custom
Mark
958.01 ms
wpm:pixel:register:started:100434260:custom
Mark
958.94 ms
wpm:pixel:register:started:shopify-app-pixel:app
Mark
959.07 ms
wpm:pixel:register:started:shopify-custom-pixel:custom
Mark
959.26 ms
wpm:pixel:register:completed:403833172:app
Mark
1,279.80 ms
wpm:pixel:register:completed:1030029652:app
Mark
1,293.49 ms
wpm:pixel:register:completed:1383137620:app
Mark
1,771.74 ms
wpm:pixel:register:completed:1402012035:app
Mark
1,772.36 ms
wpm:pixel:register:completed:shopify-app-pixel:app
Mark
1,804.45 ms
wpm:pixel:register:completed:144146772:app
Mark
1,840.32 ms
wpm:pixel:register:completed:93028692:custom
Mark
1,885.48 ms
wpm:pixel:register:completed:shopify-custom-pixel:custom
Mark
1,886.69 ms
fbevents:start:estPageViewProcessing
Mark
2,155.98 ms
fbevents:end:estPageViewProcessing
Mark
2,159.20 ms
fbevents:start:unwantedDataProcessing_1126201794075730
Mark
2,159.75 ms
fbevents:end:unwantedDataProcessing_1126201794075730
Mark
2,159.94 ms
fbevents:start:unwantedParamsProcessing_1126201794075730
Mark
2,160.09 ms
fbevents:start:validateUrlProcessing_1126201794075730
Mark
2,160.36 ms
fbevents:end:validateUrlProcessing_1126201794075730
Mark
2,160.63 ms
wpm:pixel:register:completed:100434260:custom
Mark
2,195.05 ms
wpm:pixels:resolved
Mark
2,195.68 ms
Avoid non-composited animations 3 animated elements found
Animations which are not composited can be janky and increase CLS. Learn how to avoid non-composited animationsCLS
Element
Name
div.footer-block__newsletter > form#ContactFooter > div.field > input#ContactFooter-email
<input id="ContactFooter-email" type="email" name="contact[email]" class="field__input required" value="" aria-required="true" autocorrect="off" autocapitalize="off" autocomplete="email" placeholder="Entrez votre email ici" required="">
Unsupported CSS Property: border-left-color
border-left-color
Unsupported CSS Property: border-left-width
border-left-width
Unsupported CSS Property: border-right-color
border-right-color
Unsupported CSS Property: border-right-width
border-right-width
Unsupported CSS Property: border-top-color
border-top-color
Unsupported CSS Property: border-top-width
border-top-width
Unsupported CSS Property: border-bottom-color
border-bottom-color
Unsupported CSS Property: border-bottom-width
border-bottom-width
S'abonner
<button type="submit" class="button button--arrow field__button animate-arrow" name="commit" aria-label="S'abonner">
Unsupported CSS Property: padding-right
padding-right
body.template-index > div.transition-cover
<div class="transition-cover">
Unsupported CSS Property: visibility
visibility
Avoid chaining critical requests 17 chains found
The Critical Request Chains below show you what resources are loaded with a high priority. Consider reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load. Learn how to avoid chaining critical requests.
Maximum critical path latency: 2,157.349 ms
Initial Navigation
- 98.697 ms, 21.26 KiB
- 61.44 ms, 23.08 KiB
- 86.878 ms, 18.56 KiB
- 43.836 ms, 3.06 KiB
- 141.545 ms, 2.49 KiB
- 116.951 ms, 3.91 KiB
- 101.828 ms, 1.87 KiB
- 112.873 ms, 3.78 KiB
- 68.816 ms, 1.86 KiB
- 49.007 ms, 2.67 KiB
- 60.03 ms, 2.57 KiB
- 52.543 ms, 1.83 KiB
- 57.598 ms, 1.91 KiB
- 67.008 ms, 2.54 KiB
- 61.834 ms, 2.17 KiB
- 70.56 ms, 3.40 KiB
- 99.823 ms, 2.74 KiB
More information about the performance of your application. These numbers don't directly affect the Performance score.
Passed audits (15)
Show Hide
Minify CSS
Minifying CSS files can reduce network payload sizes. Learn how to minify CSS.LCPFCP
Minify JavaScript
Minifying JavaScript files can reduce payload sizes and script parse time. Learn how to minify JavaScript.LCPFCP
Efficiently encode images
Optimized images load faster and consume less cellular data. Learn how to efficiently encode images.LCPFCP
Enable text compression
Text-based resources should be served with compression (gzip, deflate or brotli) to minimize total network bytes. Learn more about text compression.LCPFCP
Preconnect to required origins
Warnings:
  • A `<link rel=preconnect>` was found for "https://fonts.shopifycdn.com" but was not used by the browser. Only use `preconnect` for important origins that the page will certainly request.
  • More than 2 `<link rel=preconnect>` connections were found. These should be used sparingly and only to the most important origins.
Consider adding preconnect or dns-prefetch resource hints to establish early connections to important third-party origins. Learn how to preconnect to required origins.LCPFCP
Avoid multiple page redirects
Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.LCPFCP
Use video formats for animated content
Large GIFs are inefficient for delivering animated content. Consider using MPEG4/WebM videos for animations and PNG/WebP for static images instead of GIF to save network bytes. Learn more about efficient video formatsLCPFCP
Remove duplicate modules in JavaScript bundles
Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity. LCPFCP
Preload Largest Contentful Paint image
If the LCP element is dynamically added to the page, you should preload the image in order to improve LCP. Learn more about preloading LCP elements.LCP
Lazy load third-party resources with facades
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn how to defer third-parties with a facade.TBT
Largest Contentful Paint image was not lazily loaded
Above-the-fold images that are lazily loaded render later in the page lifecycle, which can delay the largest contentful paint. Learn more about optimal lazy loading.LCP
Element
div.slideshow__slide > div.slideshow__image-wrapper > div.slideshow__image > img.medium-hide
<img src="https://www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_600x1…" alt="" srcset="//www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_600x1152px.…" width="3840" height="5766" loading="auto" class="medium-hide large-up-hide" sizes="100vw" is="lazy-image">
Uses passive listeners to improve scrolling performance
Consider marking your touch and wheel event listeners as passive to improve your page's scroll performance. Learn more about adopting passive event listeners.
Avoids document.write()
For users on slow connections, external scripts dynamically injected via document.write() can delay page load by tens of seconds. Learn how to avoid document.write().
Image elements have explicit width and height
Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensionsCLS
Has a <meta name="viewport"> tag with width or initial-scale
A <meta name="viewport"> not only optimizes your app for mobile screen sizes, but also prevents a 300 millisecond delay to user input. Learn more about using the viewport meta tag.
These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Audio and video
<video> elements contain a <track> element with [kind="captions"]
When a video provides a caption it is easier for deaf and hearing impaired users to access its information. Learn more about video captions.
Failing Elements
use-animate.media-wrapper > div.image-animate > video-section > video
<video src="https://cdn.shopify.com/videos/c/o/v/2397dc2af6ae42708100d95c346d0672.mp4" loop="" muted="" playsinline="" autoplay="">
These are opportunities to provide alternative content for audio and video. This may improve the experience for users with hearing or vision impairments.
Additional items to manually check (10)
Show Hide
Interactive controls are keyboard focusable
Custom interactive controls are keyboard focusable and display a focus indicator. Learn how to make custom controls focusable.
Interactive elements indicate their purpose and state
Interactive elements, such as links and buttons, should indicate their state and be distinguishable from non-interactive elements. Learn how to decorate interactive elements with affordance hints.
The page has a logical tab order
Tabbing through the page follows the visual layout. Users cannot focus elements that are offscreen. Learn more about logical tab ordering.
Visual order on the page follows DOM order
DOM order matches the visual order, improving navigation for assistive technology. Learn more about DOM and visual ordering.
User focus is not accidentally trapped in a region
A user can tab into and out of any control or region without accidentally trapping their focus. Learn how to avoid focus traps.
The user's focus is directed to new content added to the page
If new content, such as a dialog, is added to the page, the user's focus is directed to it. Learn how to direct focus to new content.
HTML5 landmark elements are used to improve navigation
Landmark elements (<main>, <nav>, etc.) are used to improve the keyboard navigation of the page for assistive technology. Learn more about landmark elements.
Offscreen content is hidden from assistive technology
Offscreen content is hidden with display: none or aria-hidden=true. Learn how to properly hide offscreen content.
Custom controls have associated labels
Custom interactive controls have associated labels, provided by aria-label or aria-labelledby. Learn more about custom controls and labels.
Custom controls have ARIA roles
Custom interactive controls have appropriate ARIA roles. Learn how to add roles to custom controls.
These items address areas which an automated testing tool cannot cover. Learn more in our guide on conducting an accessibility review.
Passed audits (31)
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[aria-*] attributes match their roles
Each ARIA role supports a specific subset of aria-* attributes. Mismatching these invalidates the aria-* attributes. Learn how to match ARIA attributes to their roles.
[aria-hidden="true"] is not present on the document <body>
Assistive technologies, like screen readers, work inconsistently when aria-hidden="true" is set on the document <body>. Learn how aria-hidden affects the document body.
[role]s have all required [aria-*] attributes
Some ARIA roles have required attributes that describe the state of the element to screen readers. Learn more about roles and required attributes.
Elements with an ARIA [role] that require children to contain a specific [role] have all required children.
Some ARIA parent roles must contain specific child roles to perform their intended accessibility functions. Learn more about roles and required children elements.
[aria-*] attributes have valid values
Assistive technologies, like screen readers, can't interpret ARIA attributes with invalid values. Learn more about valid values for ARIA attributes.
[aria-*] attributes are valid and not misspelled
Assistive technologies, like screen readers, can't interpret ARIA attributes with invalid names. Learn more about valid ARIA attributes.
Buttons have an accessible name
When a button doesn't have an accessible name, screen readers announce it as "button", making it unusable for users who rely on screen readers. Learn how to make buttons more accessible.
Image elements have [alt] attributes
Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more about the alt attribute.
[user-scalable="no"] is not used in the <meta name="viewport"> element and the [maximum-scale] attribute is not less than 5.
Disabling zooming is problematic for users with low vision who rely on screen magnification to properly see the contents of a web page. Learn more about the viewport meta tag.
button, link, and menuitem elements have accessible names
When an element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn how to make command elements more accessible.
ARIA attributes are used as specified for the element's role
Some ARIA attributes are only allowed on an element under certain conditions. Learn more about conditional ARIA attributes.
Elements with role="dialog" or role="alertdialog" have accessible names.
ARIA dialog elements without accessible names may prevent screen readers users from discerning the purpose of these elements. Learn how to make ARIA dialog elements more accessible.
[aria-hidden="true"] elements do not contain focusable descendents
Focusable descendents within an [aria-hidden="true"] element prevent those interactive elements from being available to users of assistive technologies like screen readers. Learn how aria-hidden affects focusable elements.
Elements use only permitted ARIA attributes
Using ARIA attributes in roles where they are prohibited can mean that important information is not communicated to users of assistive technologies. Learn more about prohibited ARIA roles.
[role] values are valid
ARIA roles must have valid values in order to perform their intended accessibility functions. Learn more about valid ARIA roles.
Background and foreground colors have a sufficient contrast ratio
Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.
<dl>'s contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
When definition lists are not properly marked up, screen readers may produce confusing or inaccurate output. Learn how to structure definition lists correctly.
Definition list items are wrapped in <dl> elements
Definition list items (<dt> and <dd>) must be wrapped in a parent <dl> element to ensure that screen readers can properly announce them. Learn how to structure definition lists correctly.
Document has a <title> element
The title gives screen reader users an overview of the page, and search engine users rely on it heavily to determine if a page is relevant to their search. Learn more about document titles.
<html> element has a [lang] attribute
If a page doesn't specify a lang attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. Learn more about the lang attribute.
<html> element has a valid value for its [lang] attribute
Specifying a valid BCP 47 language helps screen readers announce text properly. Learn how to use the lang attribute.
Form elements have associated labels
Labels ensure that form controls are announced properly by assistive technologies, like screen readers. Learn more about form element labels.
Lists contain only <li> elements and script supporting elements (<script> and <template>).
Screen readers have a specific way of announcing lists. Ensuring proper list structure aids screen reader output. Learn more about proper list structure.
List items (<li>) are contained within <ul>, <ol> or <menu> parent elements
Screen readers require list items (<li>) to be contained within a parent <ul>, <ol> or <menu> to be announced properly. Learn more about proper list structure.
Select elements have associated label elements.
Form elements without effective labels can create frustrating experiences for screen reader users. Learn more about the select element.
No element has a [tabindex] value greater than 0
A value greater than 0 implies an explicit navigation ordering. Although technically valid, this often creates frustrating experiences for users who rely on assistive technologies. Learn more about the tabindex attribute.
Touch targets have sufficient size and spacing.
Touch targets with sufficient size and spacing help users who may have difficulty targeting small controls to activate the targets. Learn more about touch targets.
Heading elements appear in a sequentially-descending order
Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more about heading order.
Uses ARIA roles only on compatible elements
Many HTML elements can only be assigned certain ARIA roles. Using ARIA roles where they are not allowed can interfere with the accessibility of the web page. Learn more about ARIA roles.
Deprecated ARIA roles were not used
Deprecated ARIA roles may not be processed correctly by assistive technology. Learn more about deprecated ARIA roles.
Image elements do not have [alt] attributes that are redundant text.
Informative elements should aim for short, descriptive alternative text. Alternative text that is exactly the same as the text adjacent to the link or image is potentially confusing for screen reader users, because the text will be read twice. Learn more about the alt attribute.
Not applicable (24)
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[accesskey] values are unique
Access keys let users quickly focus a part of the page. For proper navigation, each access key must be unique. Learn more about access keys.
ARIA input fields have accessible names
When an input field doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more about input field labels.
ARIA meter elements have accessible names
When a meter element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn how to name meter elements.
ARIA progressbar elements have accessible names
When a progressbar element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn how to label progressbar elements.
[role]s are contained by their required parent element
Some ARIA child roles must be contained by specific parent roles to properly perform their intended accessibility functions. Learn more about ARIA roles and required parent element.
Elements with the role=text attribute do not have focusable descendents.
Adding role=text around a text node split by markup enables VoiceOver to treat it as one phrase, but the element's focusable descendents will not be announced. Learn more about the role=text attribute.
ARIA toggle fields have accessible names
When a toggle field doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more about toggle fields.
ARIA tooltip elements have accessible names
When a tooltip element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn how to name tooltip elements.
ARIA treeitem elements have accessible names
When a treeitem element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more about labeling treeitem elements.
The page contains a heading, skip link, or landmark region
Adding ways to bypass repetitive content lets keyboard users navigate the page more efficiently. Learn more about bypass blocks.
ARIA IDs are unique
The value of an ARIA ID must be unique to prevent other instances from being overlooked by assistive technologies. Learn how to fix duplicate ARIA IDs.
No form fields have multiple labels
Form fields with multiple labels can be confusingly announced by assistive technologies like screen readers which use either the first, the last, or all of the labels. Learn how to use form labels.
<frame> or <iframe> elements have a title
Screen reader users rely on frame titles to describe the contents of frames. Learn more about frame titles.
<html> element has an [xml:lang] attribute with the same base language as the [lang] attribute.
If the webpage does not specify a consistent language, then the screen reader might not announce the page's text correctly. Learn more about the lang attribute.
Input buttons have discernible text.
Adding discernable and accessible text to input buttons may help screen reader users understand the purpose of the input button. Learn more about input buttons.
<input type="image"> elements have [alt] text
When an image is being used as an <input> button, providing alternative text can help screen reader users understand the purpose of the button. Learn about input image alt text.
The document does not use <meta http-equiv="refresh">
Users do not expect a page to refresh automatically, and doing so will move focus back to the top of the page. This may create a frustrating or confusing experience. Learn more about the refresh meta tag.
<object> elements have alternate text
Screen readers cannot translate non-text content. Adding alternate text to <object> elements helps screen readers convey meaning to users. Learn more about alt text for object elements.
Tables have different content in the summary attribute and <caption>.
The summary attribute should describe the table structure, while <caption> should have the onscreen title. Accurate table mark-up helps users of screen readers. Learn more about summary and caption.
Cells in a <table> element that use the [headers] attribute refer to table cells within the same table.
Screen readers have features to make navigating tables easier. Ensuring <td> cells using the [headers] attribute only refer to other cells in the same table may improve the experience for screen reader users. Learn more about the headers attribute.
<th> elements and elements with [role="columnheader"/"rowheader"] have data cells they describe.
Screen readers have features to make navigating tables easier. Ensuring table headers always refer to some set of cells may improve the experience for screen reader users. Learn more about table headers.
[lang] attributes have a valid value
Specifying a valid BCP 47 language on elements helps ensure that text is pronounced correctly by a screen reader. Learn how to use the lang attribute.
General
Browser errors were logged to the console
Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more about this errors in console diagnostic audit
Source
Description
lecoqsportif.com
1st party
../node_modules/@shopify/monorail/lib/producers/producer-errors.js:15:27
Error: Error producing to the Monorail Edge. Response received: {"status":400,"message":"Invalid agent: Mozilla/5.0 (Linux; Android 7.0; Moto G (4)) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4590.2 Mobile Safari/537.36 Chrome-Lighthouse"}
    at new t (https://www.lecoqsportif.com/cdn/shopifycloud/media-analytics/v0.1/analytics.js:15:7842)
    at e.<anonymous> (https://www.lecoqsportif.com/cdn/shopifycloud/media-analytics/v0.1/analytics.js:15:10997)
    at https://www.lecoqsportif.com/cdn/shopifycloud/media-analytics/v0.1/analytics.js:15:3263
    at Object.next (https://www.lecoqsportif.com/cdn/shopifycloud/media-analytics/v0.1/analytics.js:15:3368)
    at a (https://www.lecoqsportif.com/cdn/shopifycloud/media-analytics/v0.1/analytics.js:15:2125)
Failed to load resource: the server responded with a status of 404 (Not Found)
…sandbox/modern:1:0
(www.lecoqsportif.com)
Refused to execute script from 'https://pagead2.googlesyndication.com/pagead/conversion/979577382/?random=1740160834297&cv=11&fst=1740160834297&bg=ffffff&guid=ON&async=1&gtm=45be52k0v899384645z871321318za201zb875832913&gcs=G100&gcd=13q3q3q3q5l1&dma_cps=-&dma=0&tag_exp=101732282~101732284~102067808~102482433~102539968~102558064~102587591~102605417~102640600~102658453&u_w=412&u_h=823&url=https%3A%2F%2Fwww.lecoqsportif.com%2Fwpm%409aa78ea6wf5b2552ap0c2ff5dfm4f1688b2%2Fcustom%2Fweb-pixel-93028692%4090%2Fsandbox%2Fmodern%2F&label=kR2-CMP45soDEKbUjNMD&hn=www.googleadservices.com&frm=2&tiba=Le%20Coq%20Sportif%20%3A%20marque%20de%20v%C3%AAtements%20et%20chaussures%20sportives%20fran%C3%A7aise&value=0&did=dMDg0Yz&edid=dMDg0Yz&bttype=purchase&npa=1&pscdl=denied&uaa=&uab=64&uafvl=Not(A%253ABrand%3B99.0.0.0%7CHeadlessChrome%3B133.0.6943.53%7CChromium%3B133.0.6943.53&uamb=1&uam=moto%20g%20power%20(2022)&uap=Android&uapv=11.0&uaw=0&fdr=Cw&data=ads_data_redaction%3Dfalse&rfmt=3&fmt=4' because its MIME type ('text/html') is not executable, and strict MIME type checking is enabled.
Shopify
hosting
…v/2397dc2….mp4:1:0
(cdn.shopify.com)
Failed to load resource: net::ERR_CONNECTION_FAILED
/v1/produce:1:0
(monorail-edge.shopifysvc.com)
Failed to load resource: the server responded with a status of 400 (Bad Request)
Detected JavaScript libraries
All front-end JavaScript libraries detected on the page. Learn more about this JavaScript library detection diagnostic audit.
Name
Version
Preact
10
Mustache
3.0.1
Shopify
core-js
core-js-global@3.37.0; core-js-pure@3.32.2; core-js-global@3.36.0
Missing source maps for large first-party JavaScript
Source maps translate minified code to the original source code. This helps developers debug in production. In addition, Lighthouse is able to provide further insights. Consider deploying source maps to take advantage of these benefits. Learn more about source maps.
URL
Map URL
lecoqsportif.com
1st party
Large JavaScript file is missing a source map
…v0.1/analytics.js
(www.lecoqsportif.com)
…v0.1/analytics.js.map
(www.lecoqsportif.com)
…v0.1/consent-tracking-api.js
(www.lecoqsportif.com)
…assets/global.js?v=1251887…
(www.lecoqsportif.com)
…assets/cart.js?v=4095912…
(www.lecoqsportif.com)
Trust and Safety
Ensure CSP is effective against XSS attacks
A strong Content Security Policy (CSP) significantly reduces the risk of cross-site scripting (XSS) attacks. Learn how to use a CSP to prevent XSS
Description
Directive
Severity
`script-src` directive is missing. This can allow the execution of unsafe scripts.
script-src
High
Missing `object-src` allows the injection of plugins that execute unsafe scripts. Consider setting `object-src` to `'none'` if you can.
object-src
High
Passed audits (13)
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Uses HTTPS
All sites should be protected with HTTPS, even ones that don't handle sensitive data. This includes avoiding mixed content, where some resources are loaded over HTTP despite the initial request being served over HTTPS. HTTPS prevents intruders from tampering with or passively listening in on the communications between your app and your users, and is a prerequisite for HTTP/2 and many new web platform APIs. Learn more about HTTPS.
Avoids deprecated APIs
Deprecated APIs will eventually be removed from the browser. Learn more about deprecated APIs.
Avoids third-party cookies
Chrome is moving towards a new experience that allows users to choose to browse without third-party cookies. Learn more about third-party cookies.
Allows users to paste into input fields
Preventing input pasting is a bad practice for the UX, and weakens security by blocking password managers.Learn more about user-friendly input fields.
Avoids requesting the geolocation permission on page load
Users are mistrustful of or confused by sites that request their location without context. Consider tying the request to a user action instead. Learn more about the geolocation permission.
Avoids requesting the notification permission on page load
Users are mistrustful of or confused by sites that request to send notifications without context. Consider tying the request to user gestures instead. Learn more about responsibly getting permission for notifications.
Displays images with correct aspect ratio
Image display dimensions should match natural aspect ratio. Learn more about image aspect ratio.
Serves images with appropriate resolution
Image natural dimensions should be proportional to the display size and the pixel ratio to maximize image clarity. Learn how to provide responsive images.
Has a <meta name="viewport"> tag with width or initial-scale
A <meta name="viewport"> not only optimizes your app for mobile screen sizes, but also prevents a 300 millisecond delay to user input. Learn more about using the viewport meta tag.
Document uses legible font sizes 96.16% legible text
Font sizes less than 12px are too small to be legible and require mobile visitors to “pinch to zoom” in order to read. Strive to have >60% of page text ≥12px. Learn more about legible font sizes.
Source
Selector
% of Page Text
Font Size
Unattributable
dynamic
#globo-formbuilder-67446 .wizard__footer .globo-description, #globo-formbuilder-64638 .wizard__footer .globo-description
3.58%
11.25px
<span style="font-size: 0.9rem">
0.00%
9px
Legible text
96.16%
≥ 12px
lecoqsportif.com
1st party
.caption-with-letter-spacing
0.21%
10px
.badge
0.05%
9px
Page has the HTML doctype
Specifying a doctype prevents the browser from switching to quirks-mode. Learn more about the doctype declaration.
Properly defines charset
A character encoding declaration is required. It can be done with a <meta> tag in the first 1024 bytes of the HTML or in the Content-Type HTTP response header. Learn more about declaring the character encoding.
No issues in the Issues panel in Chrome Devtools
Issues logged to the Issues panel in Chrome Devtools indicate unresolved problems. They can come from network request failures, insufficient security controls, and other browser concerns. Open up the Issues panel in Chrome DevTools for more details on each issue.
Not applicable (1)
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Redirects HTTP traffic to HTTPS
Make sure that you redirect all HTTP traffic to HTTPS in order to enable secure web features for all your users. Learn more.
These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.
Crawling and Indexing
Links are not crawlable
Search engines may use href attributes on links to crawl websites. Ensure that the href attribute of anchor elements links to an appropriate destination, so more pages of the site can be discovered. Learn how to make links crawlable
Uncrawlable Link
Paramétrer mes choix
<a aria-label="settings cookies" tabindex="0" class="cc-btn cc-settings" onclick="Pandectes.fn.openPreferences()" rel="nofollow">
To appear in search results, crawlers need access to your app.
Additional items to manually check (1)
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Structured data is valid
Run these additional validators on your site to check additional SEO best practices.
Passed audits (9)
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Page isn’t blocked from indexing
Search engines are unable to include your pages in search results if they don't have permission to crawl them. Learn more about crawler directives.
Document has a <title> element
The title gives screen reader users an overview of the page, and search engine users rely on it heavily to determine if a page is relevant to their search. Learn more about document titles.
Document has a meta description
Meta descriptions may be included in search results to concisely summarize page content. Learn more about the meta description.
Page has successful HTTP status code
Pages with unsuccessful HTTP status codes may not be indexed properly. Learn more about HTTP status codes.
robots.txt is valid
If your robots.txt file is malformed, crawlers may not be able to understand how you want your website to be crawled or indexed. Learn more about robots.txt.
Image elements have [alt] attributes
Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more about the alt attribute.
Document has a valid hreflang
hreflang links tell search engines what version of a page they should list in search results for a given language or region. Learn more about hreflang.
Document has a valid rel=canonical
Canonical links suggest which URL to show in search results. Learn more about canonical links.
Discover what your real users are experiencing
Core Web Vitals Assessment: Passed
Largest Contentful Paint (LCP)
2 s
Page LoadsGood (≤ 2.5 s)83%Needs Improvement (2.5 s - 4 s)10%Poor (> 4 s)8%75th Percentile - 2 sCore Web Vital
Interaction to Next Paint (INP)
113 ms
Page LoadsGood (≤ 200 ms)88%Needs Improvement (200 ms - 500 ms)8%Poor (> 500 ms)3%75th Percentile - 113 msCore Web Vital
Cumulative Layout Shift (CLS)
0.05
Page LoadsGood (≤ 0.1)85%Needs Improvement (0.1 - 0.25)9%Poor (> 0.25)6%75th Percentile - 0.05Core Web Vital
Other Notable Metrics
First Contentful Paint (FCP)
1.2 s
Page LoadsGood (≤ 1.8 s)90%Needs Improvement (1.8 s - 3 s)7%Poor (> 3 s)4%75th Percentile - 1.2 s 
Time to First Byte (TTFB)
0.4 s
Page LoadsGood (≤ 0.8 s)87%Needs Improvement (0.8 s - 1.8 s)11%Poor (> 1.8 s)2%75th Percentile - 0.4 sExperimental
Latest 28-day collection period
Various desktop devicesMany samples (Chrome UX Report)Full visit durationsVarious network connectionsAll Chrome versions
Core Web Vitals Assessment: Passed
Largest Contentful Paint (LCP)
1.9 s
Page LoadsGood (≤ 2.5 s)86%Needs Improvement (2.5 s - 4 s)9%Poor (> 4 s)5%75th Percentile - 1.9 sCore Web Vital
Interaction to Next Paint (INP)
100 ms
Page LoadsGood (≤ 200 ms)90%Needs Improvement (200 ms - 500 ms)7%Poor (> 500 ms)3%75th Percentile - 100 msCore Web Vital
Cumulative Layout Shift (CLS)
0.03
Page LoadsGood (≤ 0.1)89%Needs Improvement (0.1 - 0.25)7%Poor (> 0.25)4%75th Percentile - 0.03Core Web Vital
Other Notable Metrics
First Contentful Paint (FCP)
1.4 s
Page LoadsGood (≤ 1.8 s)88%Needs Improvement (1.8 s - 3 s)10%Poor (> 3 s)3%75th Percentile - 1.4 s 
Time to First Byte (TTFB)
0.5 s
Page LoadsGood (≤ 0.8 s)84%Needs Improvement (0.8 s - 1.8 s)13%Poor (> 1.8 s)3%75th Percentile - 0.5 sExperimental
Latest 28-day collection period
Various desktop devicesMany samples (Chrome UX Report)Full visit durationsVarious network connectionsAll Chrome versions
Diagnose performance issues
59 FCP+10LCP+21TBT+1CLS+25SI+3 Performance
Values are estimated and may vary. The performance score is calculated directly from these metrics.See calculator.
0–49 50–89 90–100
Final Screenshot
Metrics
First Contentful Paint
0.5 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric.
Largest Contentful Paint
1.4 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric
Total Blocking Time
1,340 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more about the Total Blocking Time metric.
Cumulative Layout Shift
0.022
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more about the Cumulative Layout Shift metric.
Speed Index
3.1 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric.
  • Captured at Feb 21, 2025, 6:00 PM UTC
  • Emulated Desktop with Lighthouse 12.2.3
    Unthrottled CPU/Memory Power: 418 CPU throttling: 1x slowdown (Simulated) Screen emulation: 1350x940, DPR 1 Axe version: 4.10.2
  • Single page session
    This data is taken from a single page session, as opposed to field data summarizing many sessions.
  • Initial page load
  • Custom throttling
    Network throttling: 40 ms TCP RTT, 10,240 kb/s throughput (Simulated) Browser location: North America
  • Using HeadlessChromium 133.0.6943.53 with lr
    User agent (network): "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36"
Screenshot
Screenshot
Screenshot
Screenshot
Screenshot
Screenshot
Screenshot
Screenshot
Show audits relevant to:
Diagnostics
Minimize main-thread work 7.1 s
Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to minimize main-thread workTBT
Category
Time Spent
Script Evaluation
3,725 ms
Style & Layout
1,642 ms
Other
852 ms
Parse HTML & CSS
297 ms
Script Parsing & Compilation
235 ms
Garbage Collection
189 ms
Rendering
175 ms
Reduce the impact of third-party code Third-party code blocked the main thread for 1,270 ms
Third-party code can significantly impact load performance. Limit the number of redundant third-party providers and try to load third-party code after your page has primarily finished loading. Learn how to minimize third-party impact.TBT
Third-Party
Transfer Size
Main-Thread Blocking Time
Google Tag Manager
tag-manager
673 KiB
636 ms
/gtag/js?id=…
(www.googletagmanager.com)
136 KiB
214 ms
/gtm.js?id=GTM-WBVM4X83
(www.googletagmanager.com)
84 KiB
153 ms
117 KiB
121 ms
/gtm.js?id=GTM-PVHNJT
(www.googletagmanager.com)
117 KiB
102 ms
/gtag/destination?id=…
(www.googletagmanager.com)
104 KiB
46 ms
/gtag/js?id=G-HGV3B59T9N
(www.googletagmanager.com)
114 KiB
0 ms
Shopify
hosting
1,114 KiB
203 ms
141 KiB
144 ms
25 KiB
48 ms
8 KiB
10 ms
…assets/index.js
(cdn.shopify.com)
5 KiB
0 ms
488 KiB
0 ms
123 KiB
0 ms
57 KiB
0 ms
46 KiB
0 ms
30 KiB
0 ms
25 KiB
0 ms
24 KiB
0 ms
20 KiB
0 ms
13 KiB
0 ms
10 KiB
0 ms
10 KiB
0 ms
9 KiB
0 ms
8 KiB
0 ms
6 KiB
0 ms
5 KiB
0 ms
4 KiB
0 ms
4 KiB
0 ms
4 KiB
0 ms
4 KiB
0 ms
3 KiB
0 ms
3 KiB
0 ms
3 KiB
0 ms
3 KiB
0 ms
3 KiB
0 ms
3 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
/locale_bar/script.js?shop=lecoqsportif-fr.myshopify.com
(geolocation-recommendations.shopifyapps.com)
2 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
2 KiB
0 ms
/v1/produce
(monorail-edge.shopifysvc.com)
2 KiB
0 ms
1 KiB
0 ms
1 KiB
0 ms
1 KiB
0 ms
1 KiB
0 ms
…v/2397dc2….mp4
(cdn.shopify.com)
0 KiB
0 ms
Google CDN
cdn
692 KiB
188 ms
651 KiB
188 ms
42 KiB
0 ms
ZenDesk
customer-success
273 KiB
178 ms
258 KiB
178 ms
6 KiB
0 ms
5 KiB
0 ms
/embeddable/config
(lecoqsportif8398.zendesk.com)
2 KiB
0 ms
2 KiB
0 ms
Other Google APIs/SDKs
utility
68 KiB
34 ms
…api2/anchor?ar=…
(www.google.com)
41 KiB
34 ms
23 KiB
0 ms
2 KiB
0 ms
1 KiB
0 ms
1 KiB
0 ms
swymrelay.com
136 KiB
29 ms
…v3/apps.bundle.js?v=3.118.7
(procdn.swymrelay.com)
62 KiB
29 ms
…v3/swym_fonts.woff2
(procdn.swymrelay.com)
26 KiB
0 ms
…provider/checkAndGet?pid=gxOhtHAXC…%3D
(swymstore-v3pro-01.swymrelay.com)
19 KiB
0 ms
…v3/loadStrings1.js?v=3.118.7
(procdn.swymrelay.com)
13 KiB
0 ms
10 KiB
0 ms
…v3/4980.js?v=3.118.7
(procdn.swymrelay.com)
4 KiB
0 ms
…v3/5905.js?v=3.118.7
(procdn.swymrelay.com)
2 KiB
0 ms
…provider/collect?pid=gxOhtHAXC…%3D
(swymstore-v3pro-01.swymrelay.com)
1 KiB
0 ms
Facebook
social
87 KiB
4 ms
/en_US/fbevents.js
(connect.facebook.net)
64 KiB
2 ms
…config/112…?v=…
(connect.facebook.net)
22 KiB
2 ms
/tr/?id=…
(www.facebook.com)
0 KiB
0 ms
Yellow Robot
ad
37 KiB
2 ms
37 KiB
2 ms
Azure Web Services
cdn
162 KiB
2 ms
162 KiB
2 ms
Klaviyo
ad
48 KiB
0 ms
22 KiB
0 ms
13 KiB
0 ms
8 KiB
0 ms
3 KiB
0 ms
…js/static.4b8f99d….js?cb=1&v2-route=1
(static-tracking.klaviyo.com)
1 KiB
0 ms
Google Fonts
cdn
43 KiB
0 ms
…v47/KFOKCnqEu….woff
(fonts.gstatic.com)
21 KiB
0 ms
…v47/KFOMCnqEu….woff
(fonts.gstatic.com)
19 KiB
0 ms
2 KiB
0 ms
cloudfront.net
3 KiB
0 ms
/initializercolissimo.js?app_name=…
(d1564fddzjmdj5.cloudfront.net)
3 KiB
0 ms
Google Analytics
analytics
2 KiB
0 ms
/g/collect?v=…
(www.google-analytics.com)
1 KiB
0 ms
/g/collect?v=…
(www.google-analytics.com)
1 KiB
0 ms
/g/collect?v=…
(www.google-analytics.com)
1 KiB
0 ms
Criteo
ad
1 KiB
0 ms
1 KiB
0 ms
/fpm/sid?first_party_id=…
(gum.eu.criteo.com)
0 KiB
0 ms
cirkleinc.com
1 KiB
0 ms
/?shop=lecoqsportif-fr.myshopify.com
(aiodstag.cirkleinc.com)
1 KiB
0 ms
oxiapps.com
1 KiB
0 ms
/init.json?shop=…
(social-login.oxiapps.com)
1 KiB
0 ms
Google/Doubleclick Ads
ad
1 KiB
0 ms
…conversion/979…?random=…
(pagead2.googlesyndication.com)
1 KiB
0 ms
/ccm/collect?en=…
(pagead2.googlesyndication.com)
0 KiB
0 ms
Reduce JavaScript execution time 3.4 s
Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to reduce Javascript execution time.TBT
URL
Total CPU Time
Script Evaluation
Script Parse
lecoqsportif.com
1st party
2,273 ms
400 ms
85 ms
1,354 ms
82 ms
49 ms
329 ms
160 ms
3 ms
…assets/vendor-v4.js
(www.lecoqsportif.com)
198 ms
28 ms
1 ms
…assets/global.js?v=1251887…
(www.lecoqsportif.com)
128 ms
12 ms
2 ms
117 ms
20 ms
0 ms
…sandbox/modern
(www.lecoqsportif.com)
96 ms
62 ms
21 ms
…sandbox/modern
(www.lecoqsportif.com)
52 ms
35 ms
9 ms
Google Tag Manager
tag-manager
1,458 ms
797 ms
37 ms
/gtm.js?id=GTM-WBVM4X83
(www.googletagmanager.com)
490 ms
146 ms
6 ms
311 ms
157 ms
7 ms
/gtag/js?id=…
(www.googletagmanager.com)
306 ms
191 ms
8 ms
/gtm.js?id=GTM-PVHNJT
(www.googletagmanager.com)
248 ms
208 ms
9 ms
/gtag/destination?id=…
(www.googletagmanager.com)
103 ms
95 ms
7 ms
Google CDN
cdn
1,056 ms
980 ms
23 ms
1,056 ms
980 ms
23 ms
Shopify
hosting
562 ms
410 ms
15 ms
454 ms
346 ms
12 ms
108 ms
63 ms
2 ms
Unattributable
457 ms
14 ms
0 ms
Unattributable
457 ms
14 ms
0 ms
ZenDesk
customer-success
228 ms
212 ms
16 ms
228 ms
212 ms
16 ms
Azure Web Services
cdn
195 ms
170 ms
6 ms
195 ms
170 ms
6 ms
Other Google APIs/SDKs
utility
114 ms
107 ms
2 ms
…api2/anchor?ar=…
(www.google.com)
114 ms
107 ms
2 ms
Facebook
social
106 ms
97 ms
8 ms
…config/112…?v=…
(connect.facebook.net)
54 ms
51 ms
2 ms
/en_US/fbevents.js
(connect.facebook.net)
52 ms
46 ms
6 ms
Largest Contentful Paint image was lazily loaded
Above-the-fold images that are lazily loaded render later in the page lifecycle, which can delay the largest contentful paint. Learn more about optimal lazy loading.LCP
Element
div.slideshow__slide > div.slideshow__image-wrapper > div.slideshow__image > img.small-hide
<img src="https://www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_1920x…" alt="" srcset="//www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_1920x800px.…" width="3840" height="1600" loading="lazy" class="small-hide" sizes="100vw" is="lazy-image">
Largest Contentful Paint element 1,360 ms
This is the largest contentful element painted within the viewport. Learn more about the Largest Contentful Paint elementLCP
Element
div.slideshow__slide > div.slideshow__image-wrapper > div.slideshow__image > img.small-hide
<img src="https://www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_1920x…" alt="" srcset="//www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_1920x800px.…" width="3840" height="1600" loading="lazy" class="small-hide" sizes="100vw" is="lazy-image">
Phase
% of LCP
Timing
TTFB
12%
160 ms
Load Delay
56%
770 ms
Load Time
8%
100 ms
Render Delay
24%
330 ms
Avoid an excessive DOM size 4,435 elements
A large DOM will increase memory usage, cause longer style calculations, and produce costly layout reflows. Learn how to avoid an excessive DOM size.TBT
Statistic
Element
Value
Total DOM Elements
4,435
Maximum DOM Depth
div.menu-drawer__topbar > button.menu-drawer__close-button > svg.icon > path
<path fill="currentColor" d="M0 6V4.625h8.402L5.75 2.314 7.645.5 14 6l-6.355 5.5L5.75 9.686l2.652-2.31H…">
25
Maximum Child Elements
body.template-index
<body class="template-index loaded cc-scrolling-disabled limoniapps-discountninja-block…" data-heading-capitalize="" data-button-round="">
43
Eliminate render-blocking resources Potential savings of 130 ms
Resources are blocking the first paint of your page. Consider delivering critical JS/CSS inline and deferring all non-critical JS/styles. Learn how to eliminate render-blocking resources.LCPFCP
URL
Transfer Size
Potential Savings
Shopify
hosting
3.1 KiB
210 ms
3.1 KiB
210 ms
Serve images in next-gen formats Potential savings of 19 KiB
Image formats like WebP and AVIF often provide better compression than PNG or JPEG, which means faster downloads and less data consumption. Learn more about modern image formats.LCPFCP
URL
Resource Size
Potential Savings
lecoqsportif.com
1st party
38.7 KiB
18.7 KiB
POUR L'AMOUR DU SPORT
<img src="https://www.lecoqsportif.com/cdn/shop/articles/LCS_SS25_ESHOP_L_AMOUR_DU_C…" alt="POUR L'AMOUR DU SPORT" srcset="//www.lecoqsportif.com/cdn/shop/articles/LCS_SS25_ESHOP_L_AMOUR_DU_COQ_184…" width="1500" height="656" loading="lazy" class="motion-reduce" sizes="(min-width: 1600px) 750px, (min-width: 750px) calc((100vw - 10rem) / 2), c…" is="lazy-image">
38.7 KiB
18.7 KiB
Serve static assets with an efficient cache policy 17 resources found
A long cache lifetime can speed up repeat visits to your page. Learn more about efficient cache policies.
URL
Cache TTL
Transfer Size
lecoqsportif.com
1st party
96 KiB
5m
3 KiB
…v0.1/analytics.js
(www.lecoqsportif.com)
1h
8 KiB
30d 10h 30m
23 KiB
30d 10h 30m
21 KiB
30d 10h 30m
21 KiB
30d 10h 30m
20 KiB
Facebook
social
87 KiB
/tr/?id=…
(www.facebook.com)
None
0 KiB
/en_US/fbevents.js
(connect.facebook.net)
20m
64 KiB
…config/112…?v=…
(connect.facebook.net)
20m
22 KiB
Azure Web Services
cdn
81 KiB
7d
81 KiB
Yellow Robot
ad
37 KiB
30d 10h 29m 6s
37 KiB
Shopify
hosting
27 KiB
10m
25 KiB
10m
2 KiB
ZenDesk
customer-success
5 KiB
1h
5 KiB
cloudfront.net
3 KiB
/initializercolissimo.js?app_name=…
(d1564fddzjmdj5.cloudfront.net)
None
3 KiB
cirkleinc.com
1 KiB
/?shop=lecoqsportif-fr.myshopify.com
(aiodstag.cirkleinc.com)
None
1 KiB
oxiapps.com
1 KiB
/init.json?shop=…
(social-login.oxiapps.com)
1h 49m 30s
1 KiB
Ensure text remains visible during webfont load
Warnings: Lighthouse was unable to automatically check the `font-display` value for the origin https://www.lecoqsportif.com.
Leverage the font-display CSS feature to ensure text is user-visible while webfonts are loading. Learn more about font-display.
URL
Potential Savings
Google Fonts
cdn
50 ms
…v47/KFOMCnqEu….woff
(fonts.gstatic.com)
30 ms
…v47/KFOKCnqEu….woff
(fonts.gstatic.com)
10 ms
Properly size images Potential savings of 152 KiB
Serve images that are appropriately-sized to save cellular data and improve load time. Learn how to size images.LCPFCP
URL
Resource Size
Potential Savings
lecoqsportif.com
1st party
226.1 KiB
128.8 KiB
Décembre international news
<img src="https://www.lecoqsportif.com/cdn/shop/articles/decembre_news.jpg?v=1736265…" alt="Décembre international news" srcset="//www.lecoqsportif.com/cdn/shop/articles/decembre_news.jpg?v=1736265737&amp;wi…" width="1500" height="797" loading="lazy" class="motion-reduce" sizes="(min-width: 1600px) 750px, (min-width: 750px) calc((100vw - 10rem) / 2), c…" is="lazy-image">
82.0 KiB
44.9 KiB
div.mega-menu__promo > a.mega-menu__promo-link > div.image-animate > img.motion-reduce
<img src="https://www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_640x8…" alt="" srcset="//www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_640x800px-0…" width="1100" height="1375" loading="lazy" class="motion-reduce" sizes="(min-width: 1600px) 367px, (min-width: 990px) calc((100vw - 10rem) / 4), (…" is="lazy-image">
29.7 KiB
18.7 KiB
div.mega-menu__promo > a.mega-menu__promo-link > div.image-animate > img.motion-reduce
<img src="https://www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_640x8…" alt="" srcset="//www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_640x800px-2…" width="1100" height="1375" loading="lazy" class="motion-reduce" sizes="(min-width: 1600px) 367px, (min-width: 990px) calc((100vw - 10rem) / 4), (…" is="lazy-image">
29.0 KiB
18.3 KiB
POUR L'AMOUR DU SPORT
<img src="https://www.lecoqsportif.com/cdn/shop/articles/LCS_SS25_ESHOP_L_AMOUR_DU_C…" alt="POUR L'AMOUR DU SPORT" srcset="//www.lecoqsportif.com/cdn/shop/articles/LCS_SS25_ESHOP_L_AMOUR_DU_COQ_184…" width="1500" height="656" loading="lazy" class="motion-reduce" sizes="(min-width: 1600px) 750px, (min-width: 750px) calc((100vw - 10rem) / 2), c…" is="lazy-image">
38.7 KiB
17.5 KiB
div.mega-menu__promo > a.mega-menu__promo-link > div.image-animate > img.motion-reduce
<img src="https://www.lecoqsportif.com/cdn/shop/files/LCS_SS24_ESHOP_OGC_NICE_640x80…" alt="" srcset="//www.lecoqsportif.com/cdn/shop/files/LCS_SS24_ESHOP_OGC_NICE_640x800px.jp…" width="1100" height="1375" loading="lazy" class="motion-reduce" sizes="(min-width: 1600px) 367px, (min-width: 990px) calc((100vw - 10rem) / 4), (…" is="lazy-image">
25.3 KiB
16.0 KiB
div.mega-menu__promo > a.mega-menu__promo-link > div.image-animate > img.motion-reduce
<img src="https://www.lecoqsportif.com/cdn/shop/files/LCS_SS25_OA_ESHOP_640x800px_69…" alt="" srcset="//www.lecoqsportif.com/cdn/shop/files/LCS_SS25_OA_ESHOP_640x800px_696b5df7…" width="1100" height="1376" loading="lazy" class="motion-reduce" sizes="(min-width: 1600px) 367px, (min-width: 990px) calc((100vw - 10rem) / 4), (…" is="lazy-image">
21.4 KiB
13.5 KiB
Shopify
hosting
63.2 KiB
23.4 KiB
logo
<img class="cc-banner-logo" height="48" width="49" src="https://cdn.shopify.com/s/files/1/0739/7425/1826/t/4/assets/pandectes-logo…" alt="logo">
18.5 KiB
18.4 KiB
Form Image
<img class="gfb-with-image-img" src="https://cdn.shopify.com/s/files/1/0739/7425/1826/files/g-form-67446-appear…" alt="Form Image">
44.7 KiB
4.9 KiB
Defer offscreen images Potential savings of 111 KiB
Consider lazy-loading offscreen and hidden images after all critical resources have finished loading to lower time to interactive. Learn how to defer offscreen images.LCPFCP
URL
Resource Size
Potential Savings
Shopify
hosting
55.7 KiB
55.7 KiB
div.globo-form-control > div#paragraph-2 > p > img
<img src="https://cdn.shopify.com/s/files/1/0739/7425/1826/files/g-form-53419-elemen…">
55.7 KiB
55.7 KiB
lecoqsportif.com
1st party
55.3 KiB
55.3 KiB
div.slideshow__slide > div.slideshow__image-wrapper > div.slideshow__image > img.medium-hide
<img src="https://www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_600x1…" alt="" srcset="//www.lecoqsportif.com/cdn/shop/files/LCS_SS25_TRICOLORE_ESHOP_600x1152px.…" width="3840" height="5766" loading="auto" class="medium-hide large-up-hide" sizes="100vw" is="lazy-image">
52.7 KiB
52.7 KiB
div.card__colors > color-swatch.color-swatch > span.variant-secondary-color > span.secondary-color
<span class="secondary-color" style="background-image: url(&quot;https://www.lecoqsportif.com/cdn/shop/files/color-sw…&quot;);">
2.6 KiB
2.6 KiB
Avoid serving legacy JavaScript to modern browsers Potential savings of 10 KiB
Polyfills and transforms enable legacy browsers to use new JavaScript features. However, many aren't necessary for modern browsers. For your bundled JavaScript, adopt a modern script deployment strategy using module/nomodule feature detection to reduce the amount of code shipped to modern browsers, while retaining support for legacy browsers. Learn how to use modern JavaScriptLCPFCP
URL
Potential Savings
Facebook
social
10.1 KiB
/en_US/fbevents.js
(connect.facebook.net)
10.1 KiB
/en_US/fbevents.js:24:2302
(connect.facebook.net)
@babel/plugin-transform-classes
/en_US/fbevents.js:273:15628
(connect.facebook.net)
Array.prototype.map
/en_US/fbevents.js:273:23417
(connect.facebook.net)
Array.from
/en_US/fbevents.js:273:25990
(connect.facebook.net)
Array.prototype.filter
/en_US/fbevents.js:273:29007
(connect.facebook.net)
Array.prototype.find
…config/112…?v=…
(connect.facebook.net)
0.0 KiB
…config/112…?v=…:20:2057
(connect.facebook.net)
@babel/plugin-transform-classes
Shopify
hosting
0.1 KiB
0.0 KiB
@babel/plugin-transform-classes
0.0 KiB
@babel/plugin-transform-classes
swymrelay.com
0.1 KiB
…v3/apps.bundle.js?v=3.118.7
(procdn.swymrelay.com)
0.1 KiB
@babel/plugin-transform-classes
lecoqsportif.com
1st party
0.1 KiB
0.1 KiB
@babel/plugin-transform-classes
ZenDesk
customer-success
0.1 KiB
0.1 KiB
@babel/plugin-transform-classes
Reduce unused CSS Potential savings of 67 KiB
Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.LCPFCP
URL
Transfer Size
Potential Savings
Google CDN
cdn
41.0 KiB
41.0 KiB
41.0 KiB
41.0 KiB
Unattributable
26.6 KiB
26.2 KiB
/* General style */.limoniapps-popup{padding:0;margin:0;box-sizing:border-box;position:fixed;top:0; … } …
14.0 KiB
13.9 KiB
.swym-ui-component *,.swym-ui-component .swym-is-button,.swym-ui-component .swym-is-anchor,.swym-ui…
12.6 KiB
12.3 KiB
Reduce unused JavaScript Potential savings of 814 KiB
Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.LCPFCP
URL
Transfer Size
Potential Savings
Google Tag Manager
tag-manager
666.5 KiB
312.6 KiB
/gtag/js?id=G-HGV3B59T9N
(www.googletagmanager.com)
112.8 KiB
78.7 KiB
/gtag/js?id=…
(www.googletagmanager.com)
135.4 KiB
52.8 KiB
/gtag/destination?id=…
(www.googletagmanager.com)
103.2 KiB
50.3 KiB
/gtm.js?id=GTM-PVHNJT
(www.googletagmanager.com)
116.4 KiB
46.3 KiB
115.6 KiB
46.0 KiB
/gtm.js?id=GTM-WBVM4X83
(www.googletagmanager.com)
83.2 KiB
38.5 KiB
Google CDN
cdn
431.6 KiB
199.5 KiB
215.8 KiB
100.4 KiB
215.8 KiB
99.1 KiB
ZenDesk
customer-success
257.2 KiB
147.0 KiB
257.2 KiB
147.0 KiB
Shopify
hosting
139.6 KiB
92.0 KiB
139.6 KiB
92.0 KiB
Azure Web Services
cdn
79.8 KiB
37.4 KiB
79.8 KiB
37.4 KiB
swymrelay.com
61.5 KiB
25.9 KiB
…v3/apps.bundle.js?v=3.118.7
(procdn.swymrelay.com)
61.5 KiB
25.9 KiB
Avoid enormous network payloads Total size was 4,784 KiB
Large network payloads cost users real money and are highly correlated with long load times. Learn how to reduce payload sizes.
URL
Transfer Size
Shopify
hosting
751.9 KiB
488.0 KiB
141.0 KiB
123.0 KiB
Google CDN
cdn
650.6 KiB
216.9 KiB
216.9 KiB
216.9 KiB
ZenDesk
customer-success
258.5 KiB
258.5 KiB
Google Tag Manager
tag-manager
253.9 KiB
/gtag/js?id=…
(www.googletagmanager.com)
136.5 KiB
/gtm.js?id=GTM-PVHNJT
(www.googletagmanager.com)
117.5 KiB
lecoqsportif.com
1st party
130.1 KiB
130.1 KiB
Avoid long main-thread tasks 20 long tasks found
Lists the longest tasks on the main thread, useful for identifying worst contributors to input delay. Learn how to avoid long main-thread tasksTBT
URL
Start Time
Duration
Google Tag Manager
tag-manager
1,081 ms
/gtag/js?id=…
(www.googletagmanager.com)
3,837 ms
264 ms
/gtm.js?id=GTM-WBVM4X83
(www.googletagmanager.com)
1,913 ms
202 ms
/gtm.js?id=GTM-PVHNJT
(www.googletagmanager.com)
3,325 ms
152 ms
2,965 ms
149 ms
/gtm.js?id=GTM-WBVM4X83
(www.googletagmanager.com)
1,601 ms
146 ms
/gtag/destination?id=…
(www.googletagmanager.com)
4,341 ms
96 ms
3,114 ms
72 ms
lecoqsportif.com
1st party
425 ms
1,747 ms
127 ms
531 ms
90 ms
…sandbox/modern
(www.lecoqsportif.com)
2,290 ms
75 ms
…assets/global.js?v=1251887…
(www.lecoqsportif.com)
1,241 ms
72 ms
366 ms
61 ms
Google CDN
cdn
414 ms
5,362 ms
166 ms
5,128 ms
89 ms
4,625 ms
84 ms
5,053 ms
75 ms
ZenDesk
customer-success
228 ms
5,757 ms
228 ms
Shopify
hosting
226 ms
4,883 ms
128 ms
2,728 ms
98 ms
swymrelay.com
143 ms
…v3/apps.bundle.js?v=3.118.7
(procdn.swymrelay.com)
5,567 ms
143 ms
Initial server response time was short Root document took 200 ms
Keep the server response time for the main document short because all other requests depend on it. Learn more about the Time to First Byte metric.LCPFCP
URL
Time Spent
lecoqsportif.com
1st party
200 ms
200 ms
Avoid large layout shifts 3 layout shifts found
These are the largest layout shifts observed on the page. Each table item represents a single layout shift, and shows the element that shifted the most. Below each item are possible root causes that led to the layout shift. Some of these layout shifts may not be included in the CLS metric value due to windowing. Learn how to improve CLSCLS
Element
Layout shift score
NOUVEAUTÉS HOMME FEMME ENFANT CHAUSSURES SPORTS
<nav class="header__inline-menu">
0.022
Web font loaded
Web font loaded
Web font loaded
Web font loaded
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
A late network request adjusted the page layout
VOIR TOUT Training Parka Homme TRAINING Parka Homme Prix normal 99,00€ black dr…
<section id="shopify-section-template--18965675540820__featured_collection_rPq9KP" class="shopify-section section">
0.003
…v47/KFOMCnqEu….woff
(fonts.gstatic.com)
Web font loaded
…v47/KFOKCnqEu….woff
(fonts.gstatic.com)
Web font loaded
Web font loaded
A late network request adjusted the page layout
Nos boutiques Ma wishlist Connexion Panier
<div class="header__right">
0.000
User Timing marks and measures 39 user timings
Consider instrumenting your app with the User Timing API to measure your app's real-world performance during key user experiences. Learn more about User Timing marks.
Name
Type
Start Time
Duration
wpm:completed
Measure
925.62 ms
2,823.45 ms
wpm:pixel:register:1402012035:app
Measure
1,350.13 ms
1,811.71 ms
wpm:pixel:register:1383137620:app
Measure
1,351.64 ms
1,832.57 ms
wpm:pixel:register:1030029652:app
Measure
1,352.00 ms
920.01 ms
wpm:pixel:register:403833172:app
Measure
1,353.50 ms
959.19 ms
wpm:pixel:register:144146772:app
Measure
1,354.19 ms
2,118.82 ms
wpm:pixel:register:93028692:custom
Measure
1,354.50 ms
2,392.39 ms
wpm:pixel:register:100434260:custom
Measure
1,355.78 ms
2,132.90 ms
wpm:pixel:register:shopify-app-pixel:app
Measure
1,356.01 ms
1,826.28 ms
wpm:pixel:register:shopify-custom-pixel:custom
Measure
1,356.33 ms
2,392.17 ms
shopify.content_for_header.start
Mark
785.78 ms
shopify.content_for_header.end
Mark
840.64 ms
wpm:start
Mark
925.62 ms
wpm:pixel:register:started:1402012035:app
Mark
1,350.13 ms
wpm:pixel:register:started:1383137620:app
Mark
1,351.64 ms
wpm:pixel:register:started:1030029652:app
Mark
1,352.00 ms
wpm:pixel:register:started:403833172:app
Mark
1,353.50 ms
wpm:pixel:register:started:144146772:app
Mark
1,354.19 ms
wpm:pixel:register:started:93028692:custom
Mark
1,354.50 ms
wpm:pixel:register:started:100434260:custom
Mark
1,355.78 ms
wpm:pixel:register:started:shopify-app-pixel:app
Mark
1,356.01 ms
wpm:pixel:register:started:shopify-custom-pixel:custom
Mark
1,356.33 ms
wpm:pixel:register:completed:1030029652:app
Mark
2,272.01 ms
wpm:pixel:register:completed:403833172:app
Mark
2,312.69 ms
wpm:pixel:register:completed:1402012035:app
Mark
3,161.84 ms
wpm:pixel:register:completed:shopify-app-pixel:app
Mark
3,182.29 ms
wpm:pixel:register:completed:1383137620:app
Mark
3,184.21 ms
wpm:pixel:register:completed:144146772:app
Mark
3,473.01 ms
wpm:pixel:register:completed:100434260:custom
Mark
3,488.68 ms
wpm:pixel:register:completed:93028692:custom
Mark
3,746.88 ms
wpm:pixel:register:completed:shopify-custom-pixel:custom
Mark
3,748.50 ms
wpm:pixels:resolved
Mark
3,749.07 ms
fbevents:start:estPageViewProcessing
Mark
3,805.16 ms
fbevents:end:estPageViewProcessing
Mark
3,810.27 ms
fbevents:start:unwantedDataProcessing_1126201794075730
Mark
3,811.05 ms
fbevents:end:unwantedDataProcessing_1126201794075730
Mark
3,811.30 ms
fbevents:start:unwantedParamsProcessing_1126201794075730
Mark
3,811.53 ms
fbevents:start:validateUrlProcessing_1126201794075730
Mark
3,811.97 ms
fbevents:end:validateUrlProcessing_1126201794075730
Mark
3,812.34 ms
Avoid non-composited animations 4 animated elements found
Animations which are not composited can be janky and increase CLS. Learn how to avoid non-composited animationsCLS
Element
Name
predictive-search > form.search > div.field > input#Search-In-Modal-537
<input id="Search-In-Modal-537" class="search__input field__input" type="search" name="q" value="" placeholder="Rechercher" role="combobox" aria-expanded="false" aria-owns="predictive-search-results-list" aria-controls="predictive-search-results-list" aria-haspopup="listbox" aria-autocomplete="list" autocorrect="off" autocomplete="off" autocapitalize="off" spellcheck="false">
Unsupported CSS Property: box-shadow
box-shadow
S'abonner
<button type="submit" class="button button--arrow field__button animate-arrow" name="commit" aria-label="S'abonner">
Unsupported CSS Property: padding-right
padding-right
div.footer-block__newsletter > form#ContactFooter > div.field > input#ContactFooter-email
<input id="ContactFooter-email" type="email" name="contact[email]" class="field__input required" value="" aria-required="true" autocorrect="off" autocapitalize="off" autocomplete="email" placeholder="Entrez votre email ici" required="">
Unsupported CSS Property: border-left-color
border-left-color
Unsupported CSS Property: border-left-width
border-left-width
Unsupported CSS Property: border-right-color
border-right-color
Unsupported CSS Property: border-right-width
border-right-width
Unsupported CSS Property: border-top-color
border-top-color
Unsupported CSS Property: border-top-width
border-top-width
Unsupported CSS Property: border-bottom-color
border-bottom-color
Unsupported CSS Property: border-bottom-width
border-bottom-width
body.template-index > div.transition-cover
<div class="transition-cover">
Unsupported CSS Property: visibility
visibility
Avoid chaining critical requests 17 chains found
The Critical Request Chains below show you what resources are loaded with a high priority. Consider reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load. Learn how to avoid chaining critical requests.
Maximum critical path latency: 3,277.384 ms
Initial Navigation
- 116.323 ms, 21.25 KiB
- 47.215 ms, 23.07 KiB
- 52.969 ms, 18.58 KiB
- 29.805 ms, 3.06 KiB
- 54.703 ms, 2.49 KiB
- 66.837 ms, 3.91 KiB
- 57.739 ms, 1.88 KiB
- 82.412 ms, 3.78 KiB
- 36.524 ms, 1.85 KiB
- 54.627 ms, 2.66 KiB
- 63.455 ms, 2.57 KiB
- 66.367 ms, 1.83 KiB
- 61.147 ms, 1.92 KiB
- 60.316 ms, 2.55 KiB
- 59.662 ms, 2.18 KiB
- 60.71 ms, 3.39 KiB
- 60.444 ms, 2.74 KiB
More information about the performance of your application. These numbers don't directly affect the Performance score.
Passed audits (14)
Show Hide
Minify CSS
Minifying CSS files can reduce network payload sizes. Learn how to minify CSS.LCPFCP
Minify JavaScript
Minifying JavaScript files can reduce payload sizes and script parse time. Learn how to minify JavaScript.LCPFCP
Efficiently encode images
Optimized images load faster and consume less cellular data. Learn how to efficiently encode images.LCPFCP
Enable text compression
Text-based resources should be served with compression (gzip, deflate or brotli) to minimize total network bytes. Learn more about text compression.LCPFCP
Preconnect to required origins
Warnings:
  • A `<link rel=preconnect>` was found for "https://fonts.shopifycdn.com" but was not used by the browser. Only use `preconnect` for important origins that the page will certainly request.
  • More than 2 `<link rel=preconnect>` connections were found. These should be used sparingly and only to the most important origins.
Consider adding preconnect or dns-prefetch resource hints to establish early connections to important third-party origins. Learn how to preconnect to required origins.LCPFCP
Avoid multiple page redirects
Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.LCPFCP
Use video formats for animated content
Large GIFs are inefficient for delivering animated content. Consider using MPEG4/WebM videos for animations and PNG/WebP for static images instead of GIF to save network bytes. Learn more about efficient video formatsLCPFCP
Remove duplicate modules in JavaScript bundles
Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity. LCPFCP
Preload Largest Contentful Paint image
If the LCP element is dynamically added to the page, you should preload the image in order to improve LCP. Learn more about preloading LCP elements.LCP
Lazy load third-party resources with facades
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn how to defer third-parties with a facade.TBT
Uses passive listeners to improve scrolling performance
Consider marking your touch and wheel event listeners as passive to improve your page's scroll performance. Learn more about adopting passive event listeners.
Avoids document.write()
For users on slow connections, external scripts dynamically injected via document.write() can delay page load by tens of seconds. Learn how to avoid document.write().
Image elements have explicit width and height
Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensionsCLS
Has a <meta name="viewport"> tag with width or initial-scale
A <meta name="viewport"> not only optimizes your app for mobile screen sizes, but also prevents a 300 millisecond delay to user input. Learn more about using the viewport meta tag.
These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.
Contrast
Background and foreground colors have a sufficient contrast ratio Error!
axe-core Error: Element midpoint exceeds the grid bounds
Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.
These are opportunities to improve the legibility of your content.
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Audio and video
<video> elements contain a <track> element with [kind="captions"]
When a video provides a caption it is easier for deaf and hearing impaired users to access its information. Learn more about video captions.
Failing Elements
use-animate.media-wrapper > div.image-animate > video-section > video
<video src="https://cdn.shopify.com/videos/c/o/v/2397dc2af6ae42708100d95c346d0672.mp4" loop="" muted="" playsinline="" autoplay="">
These are opportunities to provide alternative content for audio and video. This may improve the experience for users with hearing or vision impairments.
Additional items to manually check (10)
Show Hide
Interactive controls are keyboard focusable
Custom interactive controls are keyboard focusable and display a focus indicator. Learn how to make custom controls focusable.
Interactive elements indicate their purpose and state
Interactive elements, such as links and buttons, should indicate their state and be distinguishable from non-interactive elements. Learn how to decorate interactive elements with affordance hints.
The page has a logical tab order
Tabbing through the page follows the visual layout. Users cannot focus elements that are offscreen. Learn more about logical tab ordering.
Visual order on the page follows DOM order
DOM order matches the visual order, improving navigation for assistive technology. Learn more about DOM and visual ordering.
User focus is not accidentally trapped in a region
A user can tab into and out of any control or region without accidentally trapping their focus. Learn how to avoid focus traps.
The user's focus is directed to new content added to the page
If new content, such as a dialog, is added to the page, the user's focus is directed to it. Learn how to direct focus to new content.
HTML5 landmark elements are used to improve navigation
Landmark elements (<main>, <nav>, etc.) are used to improve the keyboard navigation of the page for assistive technology. Learn more about landmark elements.
Offscreen content is hidden from assistive technology
Offscreen content is hidden with display: none or aria-hidden=true. Learn how to properly hide offscreen content.
Custom controls have associated labels
Custom interactive controls have associated labels, provided by aria-label or aria-labelledby. Learn more about custom controls and labels.
Custom controls have ARIA roles
Custom interactive controls have appropriate ARIA roles. Learn how to add roles to custom controls.
These items address areas which an automated testing tool cannot cover. Learn more in our guide on conducting an accessibility review.
Passed audits (30)
Show Hide
[aria-*] attributes match their roles
Each ARIA role supports a specific subset of aria-* attributes. Mismatching these invalidates the aria-* attributes. Learn how to match ARIA attributes to their roles.
[aria-hidden="true"] is not present on the document <body>
Assistive technologies, like screen readers, work inconsistently when aria-hidden="true" is set on the document <body>. Learn how aria-hidden affects the document body.
[role]s have all required [aria-*] attributes
Some ARIA roles have required attributes that describe the state of the element to screen readers. Learn more about roles and required attributes.
Elements with an ARIA [role] that require children to contain a specific [role] have all required children.
Some ARIA parent roles must contain specific child roles to perform their intended accessibility functions. Learn more about roles and required children elements.
[aria-*] attributes have valid values
Assistive technologies, like screen readers, can't interpret ARIA attributes with invalid values. Learn more about valid values for ARIA attributes.
[aria-*] attributes are valid and not misspelled
Assistive technologies, like screen readers, can't interpret ARIA attributes with invalid names. Learn more about valid ARIA attributes.
Buttons have an accessible name
When a button doesn't have an accessible name, screen readers announce it as "button", making it unusable for users who rely on screen readers. Learn how to make buttons more accessible.
Image elements have [alt] attributes
Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more about the alt attribute.
[user-scalable="no"] is not used in the <meta name="viewport"> element and the [maximum-scale] attribute is not less than 5.
Disabling zooming is problematic for users with low vision who rely on screen magnification to properly see the contents of a web page. Learn more about the viewport meta tag.
button, link, and menuitem elements have accessible names
When an element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn how to make command elements more accessible.
ARIA attributes are used as specified for the element's role
Some ARIA attributes are only allowed on an element under certain conditions. Learn more about conditional ARIA attributes.
Elements with role="dialog" or role="alertdialog" have accessible names.
ARIA dialog elements without accessible names may prevent screen readers users from discerning the purpose of these elements. Learn how to make ARIA dialog elements more accessible.
[aria-hidden="true"] elements do not contain focusable descendents
Focusable descendents within an [aria-hidden="true"] element prevent those interactive elements from being available to users of assistive technologies like screen readers. Learn how aria-hidden affects focusable elements.
Elements use only permitted ARIA attributes
Using ARIA attributes in roles where they are prohibited can mean that important information is not communicated to users of assistive technologies. Learn more about prohibited ARIA roles.
[role] values are valid
ARIA roles must have valid values in order to perform their intended accessibility functions. Learn more about valid ARIA roles.
<dl>'s contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
When definition lists are not properly marked up, screen readers may produce confusing or inaccurate output. Learn how to structure definition lists correctly.
Definition list items are wrapped in <dl> elements
Definition list items (<dt> and <dd>) must be wrapped in a parent <dl> element to ensure that screen readers can properly announce them. Learn how to structure definition lists correctly.
Document has a <title> element
The title gives screen reader users an overview of the page, and search engine users rely on it heavily to determine if a page is relevant to their search. Learn more about document titles.
<html> element has a [lang] attribute
If a page doesn't specify a lang attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. Learn more about the lang attribute.
<html> element has a valid value for its [lang] attribute
Specifying a valid BCP 47 language helps screen readers announce text properly. Learn how to use the lang attribute.
Form elements have associated labels
Labels ensure that form controls are announced properly by assistive technologies, like screen readers. Learn more about form element labels.
Lists contain only <li> elements and script supporting elements (<script> and <template>).
Screen readers have a specific way of announcing lists. Ensuring proper list structure aids screen reader output. Learn more about proper list structure.
List items (<li>) are contained within <ul>, <ol> or <menu> parent elements
Screen readers require list items (<li>) to be contained within a parent <ul>, <ol> or <menu> to be announced properly. Learn more about proper list structure.
Select elements have associated label elements.
Form elements without effective labels can create frustrating experiences for screen reader users. Learn more about the select element.
No element has a [tabindex] value greater than 0
A value greater than 0 implies an explicit navigation ordering. Although technically valid, this often creates frustrating experiences for users who rely on assistive technologies. Learn more about the tabindex attribute.
Touch targets have sufficient size and spacing.
Touch targets with sufficient size and spacing help users who may have difficulty targeting small controls to activate the targets. Learn more about touch targets.
Heading elements appear in a sequentially-descending order
Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more about heading order.
Uses ARIA roles only on compatible elements
Many HTML elements can only be assigned certain ARIA roles. Using ARIA roles where they are not allowed can interfere with the accessibility of the web page. Learn more about ARIA roles.
Deprecated ARIA roles were not used
Deprecated ARIA roles may not be processed correctly by assistive technology. Learn more about deprecated ARIA roles.
Image elements do not have [alt] attributes that are redundant text.
Informative elements should aim for short, descriptive alternative text. Alternative text that is exactly the same as the text adjacent to the link or image is potentially confusing for screen reader users, because the text will be read twice. Learn more about the alt attribute.
Not applicable (24)
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[accesskey] values are unique
Access keys let users quickly focus a part of the page. For proper navigation, each access key must be unique. Learn more about access keys.
ARIA input fields have accessible names
When an input field doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more about input field labels.
ARIA meter elements have accessible names
When a meter element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn how to name meter elements.
ARIA progressbar elements have accessible names
When a progressbar element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn how to label progressbar elements.
[role]s are contained by their required parent element
Some ARIA child roles must be contained by specific parent roles to properly perform their intended accessibility functions. Learn more about ARIA roles and required parent element.
Elements with the role=text attribute do not have focusable descendents.
Adding role=text around a text node split by markup enables VoiceOver to treat it as one phrase, but the element's focusable descendents will not be announced. Learn more about the role=text attribute.
ARIA toggle fields have accessible names
When a toggle field doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more about toggle fields.
ARIA tooltip elements have accessible names
When a tooltip element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn how to name tooltip elements.
ARIA treeitem elements have accessible names
When a treeitem element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more about labeling treeitem elements.
The page contains a heading, skip link, or landmark region
Adding ways to bypass repetitive content lets keyboard users navigate the page more efficiently. Learn more about bypass blocks.
ARIA IDs are unique
The value of an ARIA ID must be unique to prevent other instances from being overlooked by assistive technologies. Learn how to fix duplicate ARIA IDs.
No form fields have multiple labels
Form fields with multiple labels can be confusingly announced by assistive technologies like screen readers which use either the first, the last, or all of the labels. Learn how to use form labels.
<frame> or <iframe> elements have a title
Screen reader users rely on frame titles to describe the contents of frames. Learn more about frame titles.
<html> element has an [xml:lang] attribute with the same base language as the [lang] attribute.
If the webpage does not specify a consistent language, then the screen reader might not announce the page's text correctly. Learn more about the lang attribute.
Input buttons have discernible text.
Adding discernable and accessible text to input buttons may help screen reader users understand the purpose of the input button. Learn more about input buttons.
<input type="image"> elements have [alt] text
When an image is being used as an <input> button, providing alternative text can help screen reader users understand the purpose of the button. Learn about input image alt text.
The document does not use <meta http-equiv="refresh">
Users do not expect a page to refresh automatically, and doing so will move focus back to the top of the page. This may create a frustrating or confusing experience. Learn more about the refresh meta tag.
<object> elements have alternate text
Screen readers cannot translate non-text content. Adding alternate text to <object> elements helps screen readers convey meaning to users. Learn more about alt text for object elements.
Tables have different content in the summary attribute and <caption>.
The summary attribute should describe the table structure, while <caption> should have the onscreen title. Accurate table mark-up helps users of screen readers. Learn more about summary and caption.
Cells in a <table> element that use the [headers] attribute refer to table cells within the same table.
Screen readers have features to make navigating tables easier. Ensuring <td> cells using the [headers] attribute only refer to other cells in the same table may improve the experience for screen reader users. Learn more about the headers attribute.
<th> elements and elements with [role="columnheader"/"rowheader"] have data cells they describe.
Screen readers have features to make navigating tables easier. Ensuring table headers always refer to some set of cells may improve the experience for screen reader users. Learn more about table headers.
[lang] attributes have a valid value
Specifying a valid BCP 47 language on elements helps ensure that text is pronounced correctly by a screen reader. Learn how to use the lang attribute.
General
Browser errors were logged to the console
Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more about this errors in console diagnostic audit
Source
Description
lecoqsportif.com
1st party
../node_modules/@shopify/monorail/lib/producers/producer-errors.js:15:27
Error: Error producing to the Monorail Edge. Response received: {"status":400,"message":"Invalid agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4590.2 Safari/537.36 Chrome-Lighthouse"}
    at new t (https://www.lecoqsportif.com/cdn/shopifycloud/media-analytics/v0.1/analytics.js:15:7842)
    at e.<anonymous> (https://www.lecoqsportif.com/cdn/shopifycloud/media-analytics/v0.1/analytics.js:15:10997)
    at https://www.lecoqsportif.com/cdn/shopifycloud/media-analytics/v0.1/analytics.js:15:3263
    at Object.next (https://www.lecoqsportif.com/cdn/shopifycloud/media-analytics/v0.1/analytics.js:15:3368)
    at a (https://www.lecoqsportif.com/cdn/shopifycloud/media-analytics/v0.1/analytics.js:15:2125)
Failed to load resource: the server responded with a status of 404 (Not Found)
…sandbox/modern:1:0
(www.lecoqsportif.com)
Refused to execute script from 'https://pagead2.googlesyndication.com/pagead/conversion/979577382/?random=1740160836518&cv=11&fst=1740160836518&bg=ffffff&guid=ON&async=1&gtm=45be52k0v899384645z871321318za201zb875832913&gcs=G100&gcd=13q3q3q3q5l1&dma_cps=-&dma=0&tag_exp=101732279~101732281~102067808~102482433~102539968~102558064~102587591~102605417~102640600~102658453&u_w=800&u_h=600&url=https%3A%2F%2Fwww.lecoqsportif.com%2Fwpm%409aa78ea6wf5b2552ap0c2ff5dfm4f1688b2%2Fcustom%2Fweb-pixel-93028692%4090%2Fsandbox%2Fmodern%2F&label=kR2-CMP45soDEKbUjNMD&hn=www.googleadservices.com&frm=2&tiba=Le%20Coq%20Sportif%20%3A%20marque%20de%20v%C3%AAtements%20et%20chaussures%20sportives%20fran%C3%A7aise&value=0&did=dMDg0Yz&edid=dMDg0Yz&bttype=purchase&npa=1&pscdl=denied&uaa=x86&uab=64&uafvl=Not(A%253ABrand%3B99.0.0.0%7CHeadlessChrome%3B133.0.6943.53%7CChromium%3B133.0.6943.53&uamb=0&uam=&uap=macOS&uapv=10.15.7&uaw=0&fdr=Cw&data=ads_data_redaction%3Dfalse&rfmt=3&fmt=4' because its MIME type ('text/html') is not executable, and strict MIME type checking is enabled.
Shopify
hosting
…v/2397dc2….mp4:1:0
(cdn.shopify.com)
Failed to load resource: net::ERR_CONNECTION_FAILED
/v1/produce:1:0
(monorail-edge.shopifysvc.com)
Failed to load resource: the server responded with a status of 400 (Bad Request)
Detected JavaScript libraries
All front-end JavaScript libraries detected on the page. Learn more about this JavaScript library detection diagnostic audit.
Name
Version
Preact
10
Mustache
3.0.1
Shopify
core-js
core-js-global@3.37.0; core-js-pure@3.32.2; core-js-global@3.36.0
Missing source maps for large first-party JavaScript
Source maps translate minified code to the original source code. This helps developers debug in production. In addition, Lighthouse is able to provide further insights. Consider deploying source maps to take advantage of these benefits. Learn more about source maps.
URL
Map URL
lecoqsportif.com
1st party
Large JavaScript file is missing a source map
…v0.1/analytics.js
(www.lecoqsportif.com)
…v0.1/analytics.js.map
(www.lecoqsportif.com)
…v0.1/consent-tracking-api.js
(www.lecoqsportif.com)
…assets/global.js?v=1251887…
(www.lecoqsportif.com)
…assets/cart.js?v=4095912…
(www.lecoqsportif.com)
Trust and Safety
Ensure CSP is effective against XSS attacks
A strong Content Security Policy (CSP) significantly reduces the risk of cross-site scripting (XSS) attacks. Learn how to use a CSP to prevent XSS
Description
Directive
Severity
`script-src` directive is missing. This can allow the execution of unsafe scripts.
script-src
High
Missing `object-src` allows the injection of plugins that execute unsafe scripts. Consider setting `object-src` to `'none'` if you can.
object-src
High
Passed audits (12)
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Uses HTTPS
All sites should be protected with HTTPS, even ones that don't handle sensitive data. This includes avoiding mixed content, where some resources are loaded over HTTP despite the initial request being served over HTTPS. HTTPS prevents intruders from tampering with or passively listening in on the communications between your app and your users, and is a prerequisite for HTTP/2 and many new web platform APIs. Learn more about HTTPS.
Avoids deprecated APIs
Deprecated APIs will eventually be removed from the browser. Learn more about deprecated APIs.
Avoids third-party cookies
Chrome is moving towards a new experience that allows users to choose to browse without third-party cookies. Learn more about third-party cookies.
Allows users to paste into input fields
Preventing input pasting is a bad practice for the UX, and weakens security by blocking password managers.Learn more about user-friendly input fields.
Avoids requesting the geolocation permission on page load
Users are mistrustful of or confused by sites that request their location without context. Consider tying the request to a user action instead. Learn more about the geolocation permission.
Avoids requesting the notification permission on page load
Users are mistrustful of or confused by sites that request to send notifications without context. Consider tying the request to user gestures instead. Learn more about responsibly getting permission for notifications.
Displays images with correct aspect ratio
Image display dimensions should match natural aspect ratio. Learn more about image aspect ratio.
Serves images with appropriate resolution
Image natural dimensions should be proportional to the display size and the pixel ratio to maximize image clarity. Learn how to provide responsive images.
Has a <meta name="viewport"> tag with width or initial-scale
A <meta name="viewport"> not only optimizes your app for mobile screen sizes, but also prevents a 300 millisecond delay to user input. Learn more about using the viewport meta tag.
Page has the HTML doctype
Specifying a doctype prevents the browser from switching to quirks-mode. Learn more about the doctype declaration.
Properly defines charset
A character encoding declaration is required. It can be done with a <meta> tag in the first 1024 bytes of the HTML or in the Content-Type HTTP response header. Learn more about declaring the character encoding.
No issues in the Issues panel in Chrome Devtools
Issues logged to the Issues panel in Chrome Devtools indicate unresolved problems. They can come from network request failures, insufficient security controls, and other browser concerns. Open up the Issues panel in Chrome DevTools for more details on each issue.
Not applicable (2)
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Redirects HTTP traffic to HTTPS
Make sure that you redirect all HTTP traffic to HTTPS in order to enable secure web features for all your users. Learn more.
Document uses legible font sizes
Font sizes less than 12px are too small to be legible and require mobile visitors to “pinch to zoom” in order to read. Strive to have >60% of page text ≥12px. Learn more about legible font sizes.
These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.
Crawling and Indexing
Links are not crawlable
Search engines may use href attributes on links to crawl websites. Ensure that the href attribute of anchor elements links to an appropriate destination, so more pages of the site can be discovered. Learn how to make links crawlable
Uncrawlable Link
Paramétrer mes choix
<a aria-label="settings cookies" tabindex="0" class="cc-btn cc-settings" onclick="Pandectes.fn.openPreferences()" rel="nofollow">
To appear in search results, crawlers need access to your app.
Additional items to manually check (1)
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Structured data is valid
Run these additional validators on your site to check additional SEO best practices.
Passed audits (9)
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Page isn’t blocked from indexing
Search engines are unable to include your pages in search results if they don't have permission to crawl them. Learn more about crawler directives.
Document has a <title> element
The title gives screen reader users an overview of the page, and search engine users rely on it heavily to determine if a page is relevant to their search. Learn more about document titles.
Document has a meta description
Meta descriptions may be included in search results to concisely summarize page content. Learn more about the meta description.
Page has successful HTTP status code
Pages with unsuccessful HTTP status codes may not be indexed properly. Learn more about HTTP status codes.
robots.txt is valid
If your robots.txt file is malformed, crawlers may not be able to understand how you want your website to be crawled or indexed. Learn more about robots.txt.
Image elements have [alt] attributes
Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more about the alt attribute.
Document has a valid hreflang
hreflang links tell search engines what version of a page they should list in search results for a given language or region. Learn more about hreflang.
Document has a valid rel=canonical
Canonical links suggest which URL to show in search results. Learn more about canonical links.