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

Tested 2026-07-27 23:52:08 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 s1.068 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 ms501 msmedian
Speed Indexhow quickly content filled the screenpassesgood under 3.4 spoor over 5.8 s1.084 smedian
Page weightbytes shipped over the wirepassesgood under 1.5 MBpoor over 2.9 MB734.6 KBmedian
Coach performance scorehow well pages follow performance adviceflaggedpoor under 70good over 9082median
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_Page1.068 s0501 ms1.084 s734.6 KB82→

How the median page rendered

Visual milestones
  • 1.067 sFirst Visual Change
  • 1.068 sFirst Contentful Paint
  • 1.068 sLargest Contentful Paint
  • 1.084 sSpeed Index
  • 1.367 sLast Visual Change
  • 7.206 sFully Loaded

What the median page is made of

Bytes and requests by content type
Transfer734.6 KB
image368.9 KBjavascript267.3 KBhtml54.3 KBcss23.2 KBsvg16.4 KBjson1.8 KBfavicon1.8 KBplain904 B
Requests42
image19svg11javascript5css2html1favicon1json1plain1

Coach's notes

Median scores out of 100
  • Performance82
  • Best practice88
  • Privacy80
  • Overall82

CPU

Median across all pages
  • Long tasks7
  • Long task time1.181 s
  • Max Potential FID260 ms
Where the time went
  • Running JavaScript1.140 s
  • Other browser work607 ms
  • Style & layout493 ms
  • Parsing HTML & CSS226 ms
  • Paint & composite122 ms
  • Parsing & compiling JavaScript22 ms
  • Garbage collection18 ms