⚡

Advanced Page Speed Test

Core Web Vitals Analysis - Mobile & Desktop

Result for: linkedin.com

Tested at: 2026-08-23 18:16:10

📱 Mobile Insights
66

良好

First Contentful Paint 2.96s Needs Work
Largest Contentful Paint 2.67s Needs Work
Cumulative Layout Shift 0.21 Needs Work
Total Blocking Time 330ms Needs Work
Speed Index 1.97s Good

⏱️ Timing Breakdown

DNS
Connect
SSL
Server
Download
DNS Lookup532ms
TCP Connection580ms
SSL Handshake105ms
Server Response (TTFB)2465ms
Content Download1ms
Total2465ms

📄 Page Info

Page Size 119 KB
HTTP Status 200

⚠️ Issues Found

⚠️

Render Blocking Resources

6 CSS/JS files block rendering

Impact: High
💡

Many Images

10 images found, consider lazy loading

Impact: Medium
⚠️

Images Without Dimensions

10 images missing width/height (causes CLS)

Impact: High
⚠️

Slow Server Response

2465ms TTFB

Impact: High
🖥️ Desktop Insights
76

良好

First Contentful Paint 2.51s Needs Work
Largest Contentful Paint 2.29s Good
Cumulative Layout Shift 0.21 Needs Work
Total Blocking Time 330ms Needs Work
Speed Index 1.68s Good

⏱️ Timing Breakdown

DNS
Connect
SSL
Server
Download
DNS Lookup49ms
TCP Connection93ms
SSL Handshake99ms
Server Response (TTFB)2093ms
Content Download2ms
Total2095ms

📄 Page Info

Page Size 119 KB
HTTP Status 200

⚠️ Issues Found

⚠️

Render Blocking Resources

6 CSS/JS files block rendering

Impact: High
💡

Many Images

10 images found, consider lazy loading

Impact: Medium
⚠️

Images Without Dimensions

10 images missing width/height (causes CLS)

Impact: High
⚠️

Slow Server Response

2093ms TTFB

Impact: High