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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.

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mijndertstuij.nl

https://mijndertstuij.nl/

94PERF 95A11Y 100BEST 100SEO ✗AXE –CWV

Ranks Overall #1,236 Built Awesome #846

Data from Oct 4, 2026, 4:38 AM UTC old Measured once a week · 7 runs since Aug 21, 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

Eleventy 3.1.6 Built with Eleventy 3.1.6
Cloudflare Hosted by Cloudflare

Lighthouse Scores LAB Simulated

94
Performance
no change
95
Accessibility
no change
100
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 2.44 s good ↑ +6 ms (+0.2%) 1.56 s – 2.46 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0.016 good → no change 0.016 – 0.016
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 2.44 s needs work ↑ +6 ms (+0.2%) 1.56 s – 2.46 s
Speed Index 2.44 s good ↑ +6 ms (+0.2%) 1.56 s – 2.46 s
TTFB Time to First Byte 464 ms good ↓ -4 ms (-0.9%) 464 ms – 627 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 73 ms
time to first byte 7 ms

Page weight

Metric Value Change / range Trend
Page Weight 68.7 kB ↓ -16 B 68.1 kB – 70.1 kB
Requests 12 → no change 12 – 12
Third-party Weight 40.8 kB → no change 40.2 kB – 42.0 kB
Third-party CPU 4 ms ↑ +1 ms (+24.2%) 3 ms – 5 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
font 43.6% 29.9 kB 1
script 24.9% 17.1 kB 2
other 19% 13.0 kB 5
stylesheet 8.1% 5.6 kB 3
document 4.4% 3.0 kB 1
Total 68.7 kB 12

Third parties 2 entities

Entity Transfer Size Main thread Simulated
Google Fonts font 30.6 kB 0 ms
Cloudflare script 10.2 kB 4 ms
Total 40.8 kB 4 ms

Page health

Metric Value Change / range Trend
Main Thread Work 215 ms ↑ +30 ms (+16.1%) 140 ms – 229 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 61 → no change 61 – 67
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 20 → no change 20 – 23
A11y Failures 1 → no change 1 – 1
A11y Failing Nodes 20 → no change 20 – 23

Main thread work

Task Time Share Duration Simulated
other 46% 98 ms
script evaluation 27% 59 ms
style layout 21% 45 ms
parse HTML 3% 7 ms
paint composite render 2% 5 ms
script parse compile 1% 2 ms
Total 215 ms

Axe violations axe-core 4.13.0, full rule set

20 violating nodes across 1 rule, 132 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 20 nodes
    Offending elements (5 of 20)
    1. a[href$="blog/"] 
      <a href="/blog/">Blog</a>
    2. a[href$="about/"] 
      <a href="/about/">About</a>
    3. a[href$="explore/"] 
      <a href="/explore/">Explore</a>
    4. p 
      <p class="hero-sub">Leading the platform team at <a href="https://www.otrium.com">Otrium</a>. Making iOS apps and Terraform modules on the side. Based in the Netherlands.</p>
    5. .section:nth-child(1) > h2 
      <h2 class="section-label">Recent writing</h2>

Accessibility failures 1 of 18 audits

  • color-contrast — Background and foreground colors do not have a sufficient contrast ratio. 20 nodes

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h3

Measurement log

Field history 25 weeks

Weekly p75 from the CrUX History API, backfilled in a single request.

Week ending LCPINPCLSFCPTTFB
2026-08-08 → 2026-09-26 No data — 8 weeks under the CrUX reporting threshold
2026-08-01 670 ms — 0 669 ms 272 ms
2026-07-25 672 ms — 0 671 ms 281 ms
2026-07-18 782 ms — 0 785 ms 356 ms
2026-07-11 889 ms — 0 890 ms 444 ms
2026-07-04 809 ms 54 ms 0 810 ms 369 ms
2026-06-27 800 ms 54 ms 0 803 ms 355 ms
2026-06-20 785 ms 53 ms 0 789 ms 337 ms
2026-06-13 749 ms 53 ms 0 751 ms 321 ms
2026-06-06 687 ms — 0 684 ms 316 ms
2026-04-11 → 2026-05-30 No data — 8 weeks under the CrUX reporting threshold

Runs

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Oct 4, 2026, 4:38 AM UTC 94 2.44 s 0.016 0 ms 68.7 kB 3/3 ±0 2,490 0% 22.3s Wayback
Sep 27, 2026, 12:24 AM UTC 94 2.44 s 0.016 0 ms 68.7 kB 3/3 ±0 3,069 +23% 21.1s Wayback
Sep 19, 2026, 10:18 PM UTC 99 1.70 s 0.016 0 ms 68.7 kB 3/3 ±1 4,229 +70% 20.8s Wayback
Sep 12, 2026, 9:22 PM UTC 94 2.46 s 0.016 0 ms 68.7 kB 3/3 ±5 2,509 +1% 22s Wayback
Sep 5, 2026, 8:04 PM UTC 99 1.56 s 0.016 0 ms 68.4 kB 3/3 ±7 3,427 +38% 22.1s Wayback
Aug 29, 2026, 7:42 PM UTC 94 2.44 s 0.016 0 ms 68.1 kB 3/3 ±0 2,501 +1% 22.6s Wayback
Aug 21, 2026, 4:41 AM UTC 94 2.46 s 0.016 0 ms 70.1 kB 3/3 ±0 2,492 0% 22.6s Wayback

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<speedlify2-score speedlify-url="https://www.speedlify.dev/" url="https://mijndertstuij.nl/"></speedlify2-score>