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Advanced Page Speed Test

Core Web Vitals Analysis - Mobile & Desktop

Result for: amazon.com

Tested at: 2026-04-21 00:38:21

📱 Mobile Insights
100

优秀

First Contentful Paint 0.92s Good
Largest Contentful Paint 0.97s Good
Cumulative Layout Shift 0.01 Good
Total Blocking Time 30ms Good
Speed Index 0.61s Good

⏱️ Timing Breakdown

DNS
Connect
SSL
Server
Download
DNS Lookup3ms
TCP Connection255ms
SSL Handshake259ms
Server Response (TTFB)768ms
Content Download0ms
Total768ms

📄 Page Info

Page Size 0 KB
HTTP Status 202

⚠️ Issues Found

⚠️

No Compression

Response not compressed

Impact: High
🖥️ Desktop Insights
100

优秀

First Contentful Paint 0.91s Good
Largest Contentful Paint 0.96s Good
Cumulative Layout Shift 0.01 Good
Total Blocking Time 30ms Good
Speed Index 0.61s Good

⏱️ Timing Breakdown

DNS
Connect
SSL
Server
Download
DNS Lookup5ms
TCP Connection252ms
SSL Handshake254ms
Server Response (TTFB)756ms
Content Download0ms
Total756ms

📄 Page Info

Page Size 0 KB
HTTP Status 202

⚠️ Issues Found

⚠️

No Compression

Response not compressed

Impact: High