Page Speed Checker

Analyze website performance, optimize load times, and improve Core Web Vitals

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example.com

Desktop Just now
Performance Score
--
Excellent
Core Web Vitals
LCP
1.2s
Largest Contentful Paint
FID
12ms
First Input Delay
CLS
0.02
Cumulative Layout Shift
FCP
0.8s
First Contentful Paint
TTI
2.1s
Time to Interactive
TBT
40ms
Total Blocking Time
Request Waterfall (Sample)
Opportunities & Diagnostics
Note: This tool performs a simulated client-side analysis to provide estimated performance metrics. For official field data, consider using Google PageSpeed Insights.