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

Tested 2026-08-24 23:15:36 using Chrome (runtime settings)

Pages passing every check
0 / 1
The page needs work; the dots show where.https://en.wikipedia.org/wiki/Main_Page
Open the page report →
Largest Contentful Paintwhen the main content showedpassesgood under 2.5 spoor over 4 s1.200 smedian
Cumulative Layout Shifthow much the layout jumpedpassesgood under 0.1poor over 0.250median
Total Blocking Timehow long the main thread was blockedflaggedgood under 200 mspoor over 600 ms548 msmedian
Speed Indexhow quickly content filled the screenpassesgood under 3.4 spoor over 5.8 s1.203 smedian
Page weightbytes shipped over the wirepassesgood under 1.5 MBpoor over 2.9 MB575.2 KBmedian
Coach performance scorehow well pages follow performance adviceflaggedpoor under 70good over 9087median
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://en.wikipedia.org/wiki/Main_Page1.200 s0548 ms1.203 s575.2 KB87→

How the median page rendered

Visual milestones
  • 1.200 sFirst Visual Change
  • 1.200 sFirst Contentful Paint
  • 1.200 sLargest Contentful Paint
  • 1.203 sSpeed Index
  • 1.533 sLast Visual Change
  • 2.682 sFully Loaded

What the median page is made of

Bytes and requests by content type
Transfer575.2 KB
javascript267.2 KBimage207.9 KBhtml54.5 KBcss24.8 KBsvg16.3 KBfavicon1.8 KBjson1.8 KBplain905 B
Requests25
svg11javascript5css2image2html1favicon1json1plain1

Coach's notes

Median scores out of 100
  • Performance87
  • Best practice89
  • Privacy80
  • Overall85

CPU

Median across all pages
  • Long tasks7
  • Long task time1.356 s
  • Max Potential FID269 ms
Where the time went
  • Running JavaScript1.162 s
  • Style & layout586 ms
  • Other browser work524 ms
  • Parsing HTML & CSS223 ms
  • Paint & composite99 ms
  • Parsing & compiling JavaScript26 ms
  • Garbage collection18 ms