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

Tested 2026-07-28 00:47:13 using Chrome (runtime settings)

Pages passing every check
0 / 1
The page needs work; the dots show where.https://en.wikipedia.org/wiki/United_States
Open the page report →
Largest Contentful Paintwhen the main content showedpassesgood under 2.5 spoor over 4 s1.128 smedian
Cumulative Layout Shifthow much the layout jumpedpassesgood under 0.1poor over 0.250.003median
Total Blocking Timehow long the main thread was blockedflaggedgood under 200 mspoor over 600 ms370 msmedian
Speed Indexhow quickly content filled the screenpassesgood under 3.4 spoor over 5.8 s1.283 smedian
Page weightbytes shipped over the wireflaggedgood under 1.5 MBpoor over 2.9 MB2.2 MBmedian
Coach performance scorehow well pages follow performance adviceflaggedpoor under 70good over 9080median
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/United_States1.128 s0.003370 ms1.283 s2.2 MB80→

How the median page rendered

Visual milestones
  • 1.128 sFirst Contentful Paint
  • 1.128 sLargest Contentful Paint
  • 1.133 sFirst Visual Change
  • 1.283 sSpeed Index
  • 3.566 sLast Visual Change
  • 8.126 sFully Loaded

What the median page is made of

Bytes and requests by content type
Transfer2.2 MB
image1.3 MBhtml461.5 KBjavascript313.7 KBsvg80.3 KBcss30.3 KBfavicon1.8 KBplain938 B
Requests107
image72svg22javascript7css2html1favicon1plain1

Coach's notes

Median scores out of 100
  • Performance80
  • Best practice74
  • Privacy80
  • Overall79

CPU

Median across all pages
  • Long tasks10
  • Long task time1.061 s
  • Max Potential FID134 ms
Where the time went
  • Style & layout907 ms
  • Running JavaScript361 ms
  • Paint & composite318 ms
  • Other browser work311 ms
  • Parsing HTML & CSS186 ms
  • Garbage collection27 ms
  • Parsing & compiling JavaScript3 ms