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

Tested 2026-09-20 14:24:20 using Chrome (runtime settings)

Pages passing every check
0 / 1
The page is below the bar; the dots show where.https://en.wikipedia.org/wiki/Facebook
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Largest Contentful Paintwhen the main content showedpassesgood under 2.5 spoor over 4 s1.136 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 ms1.452 smedian
Speed Indexhow quickly content filled the screenpassesgood under 3.4 spoor over 5.8 s2.505 smedian
Page weightbytes shipped over the wirepassesgood under 1.5 MBpoor over 2.9 MB760.6 KBmedian
Coach performance scorehow well pages follow performance adviceflaggedpoor under 70good over 9084median
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
poorhttps://en.wikipedia.org/wiki/Facebook1.136 s01.452 s2.505 s760.6 KB84→

How the median page rendered

Visual milestones
  • 1.133 sFirst Visual Change
  • 1.136 sFirst Contentful Paint
  • 1.136 sLargest Contentful Paint
  • 2.505 sSpeed Index
  • 4.296 sFully Loaded
  • 4.467 sLast Visual Change

What the median page is made of

Bytes and requests by content type
Transfer760.6 KB
html279.7 KBjavascript278.5 KBimage150.3 KBcss26.4 KBsvg21.1 KBfavicon1.8 KBjson1.8 KBplain905 B
Requests37
svg15image8javascript7css2html1favicon1json1plain1

Coach's notes

Median scores out of 100
  • Performance84
  • Best practice80
  • Privacy80
  • Overall82

CPU

Median across all pages
  • Long tasks13
  • Long task time2.332 s
  • Max Potential FID479 ms
Where the time went
  • Running JavaScript1.907 s
  • Parsing HTML & CSS822 ms
  • Other browser work745 ms
  • Style & layout470 ms
  • Paint & composite168 ms
  • Garbage collection24 ms
  • Parsing & compiling JavaScript22 ms