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

Tested 2026-09-24 03:20:23 using Chrome (runtime settings)

Pages passing every check
0 / 1
The page needs work; the dots show where.https://en.wikipedia.org/wiki/Facebook
Open the page report →
Largest Contentful Paintwhen the main content showedpassesgood under 2.5 spoor over 4 s1.184 smedian
Cumulative Layout Shifthow much the layout jumpedpassesgood under 0.1poor over 0.250.032median
Total Blocking Timehow long the main thread was blockedpassesgood under 200 mspoor over 600 ms61 msmedian
Speed Indexhow quickly content filled the screenpassesgood under 3.4 spoor over 5.8 s1.288 smedian
Page weightbytes shipped over the wirepassesgood under 1.5 MBpoor over 2.9 MB767.2 KBmedian
Coach performance scorehow well pages follow performance adviceflaggedpoor under 70good over 9086median
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/Facebook1.184 s0.03261 ms1.288 s767.2 KB86→

How the median page rendered

Visual milestones
  • 1.166 sFirst Visual Change
  • 1.184 sFirst Contentful Paint
  • 1.184 sLargest Contentful Paint
  • 1.288 sSpeed Index
  • 2.233 sLast Visual Change
  • 2.233 sFully Loaded

What the median page is made of

Bytes and requests by content type
Transfer767.2 KB
html292.1 KBjavascript284.9 KBsvg85.9 KBimage71.5 KBcss30.0 KBfavicon1.8 KBplain905 B
Requests46
svg23image9javascript8css2html1favicon1plain1

Coach's notes

Median scores out of 100
  • Performance86
  • Best practice75
  • Privacy80
  • Overall82

CPU

Median across all pages
  • Long tasks3
  • Long task time433 ms
  • Max Potential FID89 ms
Where the time went
  • Style & layout527 ms
  • Running JavaScript290 ms
  • Other browser work187 ms
  • Parsing HTML & CSS126 ms
  • Paint & composite93 ms
  • Garbage collection20 ms
  • Parsing & compiling JavaScript3 ms