1 page analysed for https://www.mediawiki.org/wiki...

Tested 2026-07-28 01:42:48 using Chrome (runtime settings)

Pages passing every check
0 / 1
The page needs work; the dots show where.https://www.mediawiki.org/wiki/Download
Open the page report →
Largest Contentful Paintwhen the main content showedpassesgood under 2.5 spoor over 4 s804 msmedian
Cumulative Layout Shifthow much the layout jumpedpassesgood under 0.1poor over 0.250median
Total Blocking Timehow long the main thread was blockedpassesgood under 200 mspoor over 600 ms0 msmedian
Speed Indexhow quickly content filled the screenpassesgood under 3.4 spoor over 5.8 s813 msmedian
Page weightbytes shipped over the wirepassesgood under 1.5 MBpoor over 2.9 MB650.1 KBmedian
Coach performance scorehow well pages follow performance adviceflaggedpoor under 70good over 9089median
The dot on each track is your page; click it to open the page report.

Page by page

Worst first · median of the runs · click a page for its full report
VerdictPageLCPCLSTBTSpeed IndexWeightCoach
needs workhttps://www.mediawiki.org/wiki/Download804 ms00 ms813 ms650.1 KB89→

How the median page rendered

Visual milestones
  • 800 msFirst Visual Change
  • 804 msFirst Contentful Paint
  • 804 msLargest Contentful Paint
  • 813 msSpeed Index
  • 1.400 sLast Visual Change
  • 1.649 sFully Loaded

What the median page is made of

Bytes and requests by content type
Transfer650.1 KB
javascript546.8 KBcss40.8 KBhtml26.0 KBsvg24.2 KBfavicon8.3 KBimage4.0 KB
Requests28
svg17javascript5css2html1image1favicon1

Coach's notes

Median scores out of 100
  • Performance89
  • Best practice76
  • Privacy79
  • Overall84

CPU

Median across all pages
  • Long tasks1
  • Long task time104 ms
  • Max Potential FID0 ms
Where the time went
  • Running JavaScript212 ms
  • Style & layout126 ms
  • Other browser work86 ms
  • Parsing HTML & CSS26 ms
  • Paint & composite24 ms
  • Garbage collection8 ms
  • Parsing & compiling JavaScript5 ms