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

Tested 2026-09-20 13:27:58 using Chrome (runtime settings)

The top lists point out the specific files to fix first: the largest and slowest assets across all tested pages, and the assets returning visitors have to download again.

Largest JavaScript files

9 files·393.4 KB transfer·1.5 MB size

Every JavaScript byte is downloaded, parsed and executed on the main thread, so trimming the biggest bundles pays off twice.

urltime since last modifiedcache timetransfersize
https://vi.wikipedia...ia.org/w/load.php → run-1 second4 weeks281.6 KB1.1 MB
https://vi.wikipedia...ia.org/w/load.php → run-1 second4 weeks26.3 KB125.0 KB
https://vi.wikipedia...ia.org/w/load.php → run-1 second4 weeks26.8 KB82.0 KB
https://vi.wikipedia...ia.org/w/load.php → run-1 second5 minutes21.4 KB64.3 KB
https://vi.wikipedia...ia.org/w/load.php → run-1 second4 weeks18.4 KB62.8 KB
https://meta.wikimed...a.org/w/index.php → run6 days0 seconds12.0 KB27.1 KB
https://vi.wikipedia...ia.org/w/load.php → run-1 second4 weeks2.8 KB14.6 KB
https://meta.wikimed...a.org/w/index.php → run-1 second0 seconds2.6 KB5.2 KB
https://auth.wikimed...gin/checkLoggedIn → run-1 second0 seconds1.5 KB254 B

Largest CSS files

3 files·31.8 KB transfer·223.8 KB size

CSS blocks rendering until it is downloaded and parsed, so the biggest files delay first paint the most.

urltime since last modifiedcache timetransfersize
https://vi.wikipedia...ia.org/w/load.php → run-1 second5 minutes27.2 KB216.6 KB
https://vi.wikipedia...ia.org/w/load.php → run-1 second5 minutes3.3 KB6.9 KB
https://vi.wikipedia...ia.org/w/load.php → run-1 second5 minutes1.3 KB277 B

Largest image files

10 files·138.8 KB transfer·120.3 KB size

Images are usually the easiest bytes to win back: resize them, compress harder or switch to a modern format like AVIF or WebP.

urltime since last modifiedcache timetransfersize
https://thumb.wikime..._%28454045%29.jpg → run3 weeks0 seconds39.1 KB37.0 KB
https://upload.wikim...anner-Bg-2017.jpg → run3 weeks0 seconds34.9 KB33.1 KB
https://vi.wikipedia...ons/wikipedia.png → run10 weeks1 year14.1 KB13.1 KB
https://thumb.wikime...28restored%29.jpg → run11 weeks0 seconds14.8 KB12.8 KB
https://thumb.wikime...28restored%29.jpg → run3 weeks0 seconds13.6 KB11.6 KB
https://thumb.wikime...ille_van_Gogh.JPG → run8 weeks0 seconds11.1 KB9.1 KB
https://thumb.wikime...-WMA_button2b.png → run7 weeks0 seconds3.0 KB1.1 KB
https://thumb.wikime...E1%BA%A3n.svg.png → run8 weeks0 seconds2.8 KB850 B
https://upload.wikim...seWindow19x19.png → run2 years0 seconds2.6 KB833 B
https://thumb.wikime...ropped%29.svg.png → run41 weeks0 seconds2.7 KB772 B

Largest HTML files

2 files·137.2 KB transfer·771.3 KB size

The HTML document is the first byte of everything: nothing starts rendering before it arrives.

urltime since last modifiedcache timetransfersize
https://vi.wikipedia.../Vincent_van_Gogh → run6 days0 seconds137.2 KB771.3 KB
https://vi.wikipedia...alAutoLogin/start → run-1 second0 secondsN/A0 b

Largest favicon files

1 file·1.8 KB transfer·2.7 KB size

The largest favicon files across the tested pages.

urltime since last modifiedcache timetransfersize
https://vi.wikipedia...con/wikipedia.ico → run10 weeks1 year1.8 KB2.7 KB

Largest JSON files

1 file·4.6 KB transfer·13.7 KB size

The largest JSON files across the tested pages.

urltime since last modifiedcache timetransfersize
https://vi.wikipedia...dia.org/w/api.php → run-1 second1 hour4.6 KB13.7 KB

Largest text files

1 file

The largest text files across the tested pages.

urltime since last modifiedcache timetransfersize
https://vi.wikipedia...vt-103e/v2/events → run-1 second0 seconds905 B0 b

Largest SVG files

10 files·26.6 KB transfer·43.8 KB size

The largest SVG files across the tested pages.

urltime since last modifiedcache timetransfersize
https://vi.wikipedia...ia-tagline-vi.svg → run10 weeks1 year6.6 KB17.8 KB
https://upload.wikim...(Typo_rechts).svg → run11 years0 seconds6.3 KB14.9 KB
https://vi.wikipedia...a-wordmark-en.svg → run10 weeks1 year3.5 KB6.0 KB
https://upload.wikim...6/6c/PDF_icon.svg → run4 years0 seconds2.9 KB2.4 KB
https://vi.wikipedia...ia.org/w/load.php → run-1 second4 weeks1.3 KB641 B
https://vi.wikipedia...ia.org/w/load.php → run-1 second4 weeks1.3 KB641 B
https://vi.wikipedia...ia.org/w/load.php → run-1 second4 weeks1.2 KB387 B
https://vi.wikipedia...ia.org/w/load.php → run-1 second4 weeks1.2 KB371 B
https://vi.wikipedia...ia.org/w/load.php → run-1 second4 weeks1.2 KB356 B
https://vi.wikipedia...ia.org/w/load.php → run-1 second4 weeks1.2 KB331 B

Slowest responses

10 files·259.8 KB transfer·1.2 MB size

These assets took the longest time to download. Everything that waits for them (rendering, other requests on the same connection) is held up too.

urltypetime since last modifiedcache timetransfersizetiming
https://vi.wikipedia.../Vincent_van_Gogh → runhtml6 days0 seconds137.2 KB771.3 KB687 ms
https://vi.wikipedia...ia.org/w/load.php → runcss-1 second5 minutes27.2 KB216.6 KB265 ms
https://vi.wikipedia...ia-tagline-vi.svg → runsvg10 weeks1 year6.6 KB17.8 KB236 ms
https://vi.wikipedia...ons/wikipedia.png → runimage10 weeks1 year14.1 KB13.1 KB231 ms
https://vi.wikipedia...ia.org/w/load.php → runjavascript-1 second5 minutes21.4 KB64.3 KB220 ms
https://vi.wikipedia...a-wordmark-en.svg → runsvg10 weeks1 year3.5 KB6.0 KB199 ms
https://vi.wikipedia...ia.org/w/load.php → runcss-1 second5 minutes3.3 KB6.9 KB197 ms
https://vi.wikipedia...ia.org/w/load.php → runcss-1 second5 minutes1.3 KB277 B194 ms
https://vi.wikipedia...ia.org/w/load.php → runjavascript-1 second4 weeks18.4 KB62.8 KB141 ms
https://vi.wikipedia...ia.org/w/load.php → runjavascript-1 second4 weeks26.8 KB82.0 KB125 ms

Short or no cache time

10 files·185.0 KB transfer·440.2 KB size

Assets with a short cache time are re-downloaded by returning visitors. A longer cache lifetime makes repeat visits faster for free.

urltypetime since last modifiedcache timetransfersize
https://thumb.wikime..._%28454045%29.jpg → runimage3 weeks0 seconds39.1 KB37.0 KB
https://upload.wikim...anner-Bg-2017.jpg → runimage3 weeks0 seconds34.9 KB33.1 KB
https://vi.wikipedia...ia.org/w/load.php → runcss-1 second5 minutes27.2 KB216.6 KB
https://vi.wikipedia...ia.org/w/load.php → runjavascript-1 second5 minutes21.4 KB64.3 KB
https://thumb.wikime...28restored%29.jpg → runimage11 weeks0 seconds14.8 KB12.8 KB
https://thumb.wikime...28restored%29.jpg → runimage3 weeks0 seconds13.6 KB11.6 KB
https://meta.wikimed...a.org/w/index.php → runjavascript6 days0 seconds12.0 KB27.1 KB
https://thumb.wikime...ille_van_Gogh.JPG → runimage8 weeks0 seconds11.1 KB9.1 KB
https://upload.wikim...(Typo_rechts).svg → runsvg11 years0 seconds6.3 KB14.9 KB
https://vi.wikipedia...dia.org/w/api.php → runjson-1 second1 hour4.6 KB13.7 KB