Live Performance Analysis
Website Speed Analyzer
Deep-dive performance testing with real-time metrics, device-specific analysis, and actionable optimization insights.
Quick test:
Desktop
LIVE
Initializing...
0%
DNS Lookup
--
TTFB
--
Resources
--
Desktop Analysis
0
Performance
A
--
Total duration
--
Total transferred
--
HTTP requests
--
Time to first byte
Largest Contentful Paint
Good--
Target: < 2.5s
First Input Delay
Good--
Target: < 100ms
Cumulative Layout Shift
Good--
Target: < 0.1
Resource Waterfall
HTML
CSS
JS
Image