speedlify2

Lighthouse lab metrics, Axe, and Chrome UX Report field data for a list of sites recorded and compared over time.

Charts Measurement runs Embed a score

rethink.wtf

https://rethink.wtf/

100 100 100 100 ✓AXE –CWV

Ranks Overall #6 Built Awesome #4

Data from Sep 6, 2026, 5:40 AM UTC old Measured once a week · 3 runs since Aug 21, 2026

Test elsewhere: PageSpeed Insights · Calibre · Treo · CrUX Vis

Stack

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Lighthouse Scores

100
Performance
no change
100
Accessibility
no change
100
Best Practices
no change
100
SEO
no change

Without JavaScript

The same load, photographed twice at 412×823: once with scripts disabled, once as rendered.

Scripts disabled
As rendered

0% of pixels differ — they are identical. A shifted layout counts as difference, so a <noscript> banner alone can account for a large figure.

Lab metrics Lighthouse, mobile

Metric Current Previous Change Best Worst Trend
LCP Largest Contentful Paint 1.57 s 1.51 s ↑ +58 ms (+3.8%) 1.51 s 1.57 s
CLS Cumulative Layout Shift 0 0 → no change 0 0
TBT Total Blocking Time 0 ms 0 ms → no change 0 ms 0 ms
FCP First Contentful Paint 796 ms 905 ms ↓ -109 ms (-12%) significant 796 ms 909 ms
Speed Index 796 ms 905 ms ↓ -109 ms (-12%) significant 796 ms 909 ms
TTFB Time to First Byte 630 ms 605 ms ↑ +25 ms (+4.1%) 605 ms 630 ms

LCP Subparts lab observed, unthrottled

The subparts attribute LCP to your server, resource discovery, download, or rendering. Note that the Lab metrics LCP metric shown above is throttled.

resource load duration 59 ms
time to first byte 33 ms
element render delay 16 ms
resource load delay 9 ms

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 221 kB 221 kB ↑ +19 B 221 kB 221 kB
Requests 10 10 → no change 10 10
Third-party Weight 4.7 kB 4.8 kB ↓ -63 B (-1.3%) 4.7 kB 4.8 kB
Third-party CPU 2 ms 3 ms ↓ -0 ms (-16%) 2 ms 7 ms
Unused JS 0 B 0 B → no change 0 B 0 B
Unused CSS 0 B 0 B → no change 0 B 0 B

By resource type

  • image 82.5% 182 kB · 5 req
  • font 13.3% 29.4 kB · 2 req
  • document 2.1% 4.7 kB · 1 req
  • script 2% 4.4 kB · 1 req
  • other 0.2% 381 B · 1 req

Third parties 2 entities

4.7 kB transferred, 2 ms on the main thread.

zgo.at script 4.4 kB · 2 ms CPU
goatcounter.com 381 B · 0 ms CPU

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 156 ms 175 ms ↓ -19 ms (-10.9%) 156 ms 193 ms
Long Tasks 0 0 → no change 0 0
DOM Elements 44 44 → no change 44 44
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 0 0 → no change 0 0
A11y Failures 0 0 → no change 0 0
A11y Failing Nodes 0 0 → no change 0 0

Main thread work

other 89 ms
style layout 36 ms
script evaluation 19 ms
paint composite render 5 ms
parse HTML 5 ms
script parse compile 2 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 86 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h2

Measurement log

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook
Sep 6, 2026, 5:40 AM UTC 100 1.57 s 0 0 ms 221 kB 3/3 ±0 2,680 +8% 21.9s
Aug 30, 2026, 1:13 AM UTC 100 1.51 s 0 0 ms 221 kB 3/3 ±0 2,475 0% 20.3s
Aug 21, 2026, 5:39 AM UTC 100 1.54 s 0 0 ms 221 kB 3/3 ±0 2,249 -9% 21.8s

Embed this score

Use this web component to show rethink.wtf's scores on any website, updated whenever this instance re-measures. Don’t forget to bundle the speedlify2-score.js component code into your site! 

<speedlify2-score speedlify-url="https://www.speedlify.dev/" url="https://rethink.wtf/"></speedlify2-score>