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Advanced Page Speed Test

Core Web Vitals Analysis - Mobile & Desktop

Result for: npmjs.com

Tested at: 2026-04-21 02:27:08

📱 Mobile Insights
100

优秀

First Contentful Paint 0.08s Good
Largest Contentful Paint 0.27s Good
Cumulative Layout Shift 0.01 Good
Total Blocking Time 80ms Good
Speed Index 0.05s Good

⏱️ Timing Breakdown

DNS
Connect
SSL
Server
Download
DNS Lookup6ms
TCP Connection9ms
SSL Handshake13ms
Server Response (TTFB)65ms
Content Download1ms
Total66ms

📄 Page Info

Page Size 7 KB
HTTP Status 403
🖥️ Desktop Insights
100

优秀

First Contentful Paint 0.06s Good
Largest Contentful Paint 0.25s Good
Cumulative Layout Shift 0.01 Good
Total Blocking Time 80ms Good
Speed Index 0.04s Good

⏱️ Timing Breakdown

DNS
Connect
SSL
Server
Download
DNS Lookup8ms
TCP Connection11ms
SSL Handshake13ms
Server Response (TTFB)52ms
Content Download1ms
Total53ms

📄 Page Info

Page Size 7 KB
HTTP Status 403