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

Tested 2026-07-28 02:10:10 using Firefox (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

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://it.wikipedia...ia.org/w/load.php → run-1 second5 minutes22.1 KB0 b
https://it.wikipedia...ia.org/w/load.php → run-1 second4 weeks4.3 KB0 b
https://it.wikipedia...ia.org/w/load.php → run-1 second4 weeks18.0 KB0 b
https://it.wikipedia...ia.org/w/load.php → run-1 second4 weeks349.1 KB0 b
https://it.wikipedia...ia.org/w/load.php → run-1 second4 weeks26.4 KB0 b
https://it.wikipedia...ia.org/w/load.php → run-1 second4 weeks3.0 KB0 b
https://it.wikipedia...ia.org/w/load.php → run-1 second4 weeks1.6 KB0 b
https://en.wikipedia...a.org/w/index.php → run19 weeks0 seconds9.2 KB0 b
https://auth.wikimed...gin/checkLoggedIn → run-1 second0 seconds1.6 KB0 b

Largest CSS files

3 files

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

urltime since last modifiedcache timetransfersize
https://it.wikipedia...ia.org/w/load.php → run-1 second5 minutes26.4 KB0 b
https://it.wikipedia...ia.org/w/load.php → run-1 second5 minutes2.4 KB0 b
https://en.wikipedia...a.org/w/index.php → run2 years0 seconds3.2 KB0 b

Largest image files

10 files

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://upload.wikim...le-itwiki.svg.png → run5 weeks0 seconds2.7 KB0 b
https://upload.wikim..._bookmark.svg.png → run9 weeks0 seconds4.2 KB0 b
https://upload.wikim...isambigua.svg.png → run9 weeks0 seconds2.7 KB0 b
https://upload.wikim...juventus2627h.png → run11 weeks0 seconds2.4 KB0 b
https://upload.wikim..._left_arm.svg.png → run24 weeks0 seconds2.3 KB0 b
https://upload.wikim...juventus2627h.png → run11 weeks0 seconds3.7 KB0 b
https://upload.wikim...-Kit_body.svg.png → run24 weeks0 seconds2.2 KB0 b
https://upload.wikim...juventus2627h.png → run11 weeks0 seconds2.4 KB0 b
https://upload.wikim...right_arm.svg.png → run9 weeks0 seconds2.3 KB0 b
https://upload.wikim...juventus2627h.png → run11 weeks0 seconds2.9 KB0 b

Largest HTML files

1 file

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

urltime since last modifiedcache timetransfersize
https://it.wikipedia...tus_Football_Club → run1 day0 seconds201.7 KB0 b

Largest favicon files

1 file

The largest favicon files across the tested pages.

urltime since last modifiedcache timetransfersize
https://it.wikipedia...con/wikipedia.ico → run3 weeks1 year2.0 KB0 b

Largest other files

1 file

The largest other files across the tested pages.

urltime since last modifiedcache timetransfersize
https://it.wikipedia...alAutoLogin/start → run-1 second0 seconds1.1 KB0 b

Largest SVG files

10 files

The largest SVG files across the tested pages.

urltime since last modifiedcache timetransfersize
https://it.wikipedia...itwiki-temp25.svg → run3 weeks1 year2.7 KB0 b
https://it.wikipedia...ark-it-temp25.svg → run3 weeks1 year5.1 KB0 b
https://it.wikipedia...ine-it-temp25.svg → run3 weeks1 year6.9 KB0 b
https://it.wikipedia...ia.org/w/load.php → run-1 second4 weeks1.3 KB0 b
https://it.wikipedia...ia.org/w/load.php → run-1 second4 weeks1.5 KB0 b
https://it.wikipedia...n-progressive.svg → run5 days1 year1.2 KB0 b
https://it.wikipedia...ia.org/w/load.php → run-1 second4 weeks1.3 KB0 b
https://it.wikipedia...r-progressive.svg → run5 days1 year1.2 KB0 b
https://it.wikipedia...nify-clip-ltr.svg → run5 days1 year1.2 KB0 b
https://it.wikipedia...ia.org/w/load.php → run-1 second4 weeks1.3 KB0 b

Slowest responses

10 files

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://upload.wikim...le-itwiki.svg.png → runimage5 weeks0 seconds2.7 KB0 b2.028 s
https://upload.wikim...isambigua.svg.png → runimage9 weeks0 seconds2.7 KB0 b2.026 s
https://it.wikipedia...tus_Football_Club → runhtml1 day0 seconds201.7 KB0 b844 ms
https://upload.wikim..._bookmark.svg.png → runimage9 weeks0 seconds4.2 KB0 b542 ms
https://it.wikipedia...ine-it-temp25.svg → runsvg3 weeks1 year6.9 KB0 b421 ms
https://it.wikipedia...ia.org/w/load.php → runjavascript-1 second5 minutes22.1 KB0 b418 ms
https://it.wikipedia...ia.org/w/load.php → runcss-1 second5 minutes2.4 KB0 b418 ms
https://it.wikipedia...ark-it-temp25.svg → runsvg3 weeks1 year5.1 KB0 b414 ms
https://it.wikipedia...itwiki-temp25.svg → runsvg3 weeks1 year2.7 KB0 b412 ms
https://it.wikipedia...ia.org/w/load.php → runcss-1 second5 minutes26.4 KB0 b371 ms

Short or no cache time

10 files

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://it.wikipedia...ia.org/w/load.php → runcss-1 second5 minutes26.4 KB0 b
https://it.wikipedia...ia.org/w/load.php → runjavascript-1 second5 minutes22.1 KB0 b
https://en.wikipedia...a.org/w/index.php → runjavascript19 weeks0 seconds9.2 KB0 b
https://upload.wikim..._bookmark.svg.png → runimage9 weeks0 seconds4.2 KB0 b
https://upload.wikim...juventus2627h.png → runimage11 weeks0 seconds3.7 KB0 b
https://en.wikipedia...a.org/w/index.php → runcss2 years0 seconds3.2 KB0 b
https://upload.wikim...juventus2627h.png → runimage11 weeks0 seconds2.9 KB0 b
https://upload.wikim...isambigua.svg.png → runimage9 weeks0 seconds2.7 KB0 b
https://upload.wikim...le-itwiki.svg.png → runimage5 weeks0 seconds2.7 KB0 b
https://it.wikipedia...ia.org/w/load.php → runcss-1 second5 minutes2.4 KB0 b