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Report from Jun 12, 2026, 8:57:17ā€ÆAM
Showing results for URL:Ā https://www.razvitie21vek.com/
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Core Web Vitals Assessment:Ā Failed
Largest Contentful Paint (LCP)
2.6 s
Page LoadsGood (ā‰¤ 2.5 s)75%Needs Improvement (2.5 s - 4 s)13%Poor (> 4 s)12%75th Percentile - 2.6 sCore Web Vital
Interaction to Next Paint (INP)
N/A
Page LoadsGood (ā‰¤ 200 ms)--%Needs Improvement (200 ms - 500 ms)--%Poor (> 500 ms)--%75th Percentile - N/ACore Web Vital
Cumulative Layout Shift (CLS)
0.83
Page LoadsGood (ā‰¤ 0.1)51%Needs Improvement (0.1 - 0.25)0%Poor (> 0.25)49%75th Percentile - 0.83Core Web Vital
Other Notable Metrics
First Contentful Paint (FCP)
1.6 s
Page LoadsGood (ā‰¤ 1.8 s)78%Needs Improvement (1.8 s - 3 s)16%Poor (> 3 s)6%75th Percentile - 1.6 sĀ 
Time to First Byte (TTFB)
1.1 s
Page LoadsGood (ā‰¤ 0.8 s)64%Needs Improvement (0.8 s - 1.8 s)24%Poor (> 1.8 s)12%75th Percentile - 1.1 sExperimental
Latest 28-day period
(history)Various mobile devicesMany samples (Chrome UX Report)Full visit durationsVarious network connectionsAll Chrome versions
Core Web Vitals Assessment:Ā Passed
Largest Contentful Paint (LCP)
1.8 s
Page LoadsGood (ā‰¤ 2.5 s)88%Needs Improvement (2.5 s - 4 s)6%Poor (> 4 s)6%75th Percentile - 1.8 sCore Web Vital
Interaction to Next Paint (INP)
120 ms
Page LoadsGood (ā‰¤ 200 ms)91%Needs Improvement (200 ms - 500 ms)8%Poor (> 500 ms)1%75th Percentile - 120 msCore Web Vital
Cumulative Layout Shift (CLS)
0
Page LoadsGood (ā‰¤ 0.1)87%Needs Improvement (0.1 - 0.25)1%Poor (> 0.25)11%75th Percentile - 0Core Web Vital
Other Notable Metrics
First Contentful Paint (FCP)
1.5 s
Page LoadsGood (ā‰¤ 1.8 s)81%Needs Improvement (1.8 s - 3 s)14%Poor (> 3 s)5%75th Percentile - 1.5 sĀ 
Time to First Byte (TTFB)
0.8 s
Page LoadsGood (ā‰¤ 0.8 s)76%Needs Improvement (0.8 s - 1.8 s)18%Poor (> 1.8 s)5%75th Percentile - 0.8 sExperimental
Latest 28-day period
(history)Various mobile devicesMany samples (Chrome UX Report)Full visit durationsVarious network connectionsAll Chrome versions
Diagnose performance issues
Showing results for URL:Ā https://www.razvitie21vek.com/
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Diagnose performance issues