speedlify2

Lighthouse lab metrics, Axe, and Chrome UX Report field data for a list of sites recorded and compared over time. Follow us on Mastodon or Bluesky.

Charts Compare Measurement runs Embed a score Open to Work

cri.dev

https://cri.dev/

100PERF 95A11Y 96BEST 100SEO ✗AXE –CWV

Ranks Overall #1,213 Built Awesome #832

Data from Oct 3, 2026, 7:38 AM UTC old Measured once a week · 7 runs since Aug 20, 2026

Elsewhere: PageSpeed Insights · Calibre · Treo · CrUX Vis · Tame the Bots · Scoring Calculator · Wayback Machine

Lab data is measured using Lighthouse, Mobile mode unless otherwise specified. Field data is reported from Chrome UX Report (using p75 measurements).

Stack

Cloudflare Hosted by Cloudflare

Lighthouse Scores LAB Simulated

100
Performance
no change
95
Accessibility
no change
96
Best Practices
no change
100
SEO
no change

Metrics LAB

No field data: the Chrome UX Report is not being collected for this project, so every figure below is from the Lighthouse run.

Metric Lab Simulated
Value Change / range Trend
LCP CWV (estimate) Largest Contentful Paint 1.70 s good → no change 1.61 s – 1.70 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0 good → no change 0 – 0
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 816 ms good ↓ -4 ms (-0.5%) 816 ms – 849 ms
Speed Index 816 ms good ↓ -4 ms (-0.5%) 816 ms – 849 ms
TTFB Time to First Byte 614 ms good ↓ -2 ms (-0.3%) 467 ms – 646 ms

LCP Subparts LAB Unthrottled

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

element render delay 67 ms
time to first byte 8 ms

Page weight

Metric Value Change / range Trend
Page Weight 16.3 kB ↓ -429 B (-2.6%) 15.8 kB – 17.8 kB
Requests 10 → no change 8 – 10
Third-party Weight 0 B → no change 0 B – 0 B
Third-party CPU 0 ms → no change 0 ms – 0 ms
Unused JS 0 B → no change 0 B – 0 B
Unused CSS 0 B → no change 0 B – 0 B

By resource type

Type Transfer Share Size Requests
document 48.9% 8.0 kB 1
script 31.7% 5.2 kB 3
other 19.4% 3.2 kB 4
Total 16.3 kB 10

Page health

Metric Value Change / range Trend
Main Thread Work 757 ms ↑ +85 ms (+12.6%) 672 ms – 1.07 s
Long Tasks 0 → no change 0 – 0
DOM Elements 79 → no change 79 – 80
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 13 → no change 5 – 13
A11y Failures 1 → no change 1 – 1
A11y Failing Nodes 12 → no change 4 – 12

Main thread work

Task Time Share Duration Simulated
other 45% 343 ms
style layout 31% 233 ms
paint composite render 17% 128 ms
script evaluation 5% 39 ms
parse HTML 2% 13 ms
script parse compile 0% 3 ms
Total 757 ms

Axe violations axe-core 4.13.0, full rule set

13 violating nodes across 2 rules, 189 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • serious color-contrast — Elements must meet minimum color contrast ratio thresholds 12 nodes
    Offending elements (5 of 12)
    1. .links > a[href$="about/"] 
      <a href="/about/">about</a>
    2. .links > a[href$="posts/"] 
      <a href="/posts/">writing</a>
    3. .links > a[href$="makes/"] 
      <a href="/makes/">makes</a>
    4. .rss-link 
      <a href="/rss.xml" aria-label="RSS feed" class="rss-link">rss</a>
    5. .footer-nav > a[href="/"] 
      <a href="/">home</a>
  • moderate region — All page content should be contained by landmarks 1 node
    Offending element
    1. #main > div:nth-child(4) 
      <div style="max-width:var(--max-w-wide);margin:0 auto;padding:1.25rem var(--space-md) 0"><a href="/contact/" class="contact-me">Contact me →</a></div>

Accessibility failures 1 of 20 audits

  • color-contrast — Background and foreground colors do not have a sufficient contrast ratio. 12 nodes

Best Practices failures 1 of 19 audits

  • errors-in-console — Browser errors were logged to the console 1 item

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h2 1 console error

Measurement log

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Oct 3, 2026, 7:38 AM UTC 100 1.70 s 0 0 ms 16.3 kB 3/3 ±0 2,476 0% 28s Wayback
Sep 25, 2026, 11:55 PM UTC 100 1.70 s 0 0 ms 16.7 kB 3/3 ±0 3,098 +25% 24.8s Wayback
Sep 18, 2026, 8:32 PM UTC 100 1.65 s 0 0 ms 16.8 kB 3/3 ±0 2,468 -1% 30.6s Wayback
Sep 11, 2026, 5:41 PM UTC 100 1.61 s 0 0 ms 15.8 kB 3/3 ±0 2,464 -1% 23.5s Wayback
Sep 4, 2026, 2:56 PM UTC 100 1.65 s 0 0 ms 17.0 kB 3/3 ±0 2,344 -6% 26.4s Wayback
Aug 28, 2026, 1:53 PM UTC 100 1.69 s 0 0 ms 16.2 kB 3/3 ±0 2,460 -1% 27.1s Wayback
Aug 20, 2026, 7:36 PM UTC 100 1.68 s 0 0 ms 17.8 kB 3/3 ±0 2,417 -3% 26.5s Wayback

Embed this score

Use this web component to show cri.dev'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://cri.dev/"></speedlify2-score>