1 page analysed for https://vi.wikipedia.org/wiki/...

Tested 2026-06-23 20:18:18 using Chrome (runtime settings)

Largest Contentful Paint
1.104 s (1.108 s)
Cumulative Layout Shift
0 (0)
Coach Performance Score
85 (85)
Coach Overall Score
83 (83)
Coach Best Practice Score
80 (80)
Coach Privacy Score
80 (80)
Total Requests
33 (33)
JavaScript Requests
7 (7)
CSS Requests
3 (3)
Total Transfer Size
705.3 KB (705.3 KB)
HTML Transfer Size
127.9 KB (127.9 KB)
JavaScript Transfer Size
348.0 KB (348.0 KB)
JavaScript Content Size
1.4 MB (1.4 MB)
CSS Transfer Size
25.6 KB (25.6 KB)
Image Transfer Size
176.4 KB (176.4 KB)
First Paint
1.104 s (1.108 s)
Fully Loaded
4.100 s (4.135 s)
Page Load Time
1.931 s (1.975 s)
First Visual Change
1.100 s (1.100 s)
Last Visual Change
9.467 s (9.467 s)
Speed Index
2.437 s (2.471 s)
Visual Readiness
8.367 s (8.367 s)
TTFB
404 ms (404 ms)
Total Duration of Long Tasks
2.218 s (2.248 s)
Number of Long Tasks
12 (13)
Total Blocking Time
1.359 s (1.392 s)
Max Potential FID
450 ms (480 ms)

* The value inside of the parentheses are the 90th percentile (90% of the time, the number is below this amount)