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.

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11tyai.danlevin.xyz

https://11tyai.danlevin.xyz/

100PERF 88A11Y 100BEST 100SEO !AXE –CWV

Ranks Overall #894 Build Awesome Starters #112

Data from Oct 2, 2026, 10:58 PM 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

Eleventy 2.0.1 Built with Eleventy 2.0.1
Self-hosted · Apache Hosted by Self-hosted

Lighthouse Scores LAB Simulated

100
Performance
no change
88
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 780 ms good ↑ +1 ms (+0.1%) 779 ms – 837 ms
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 780 ms good ↑ +1 ms (+0.1%) 779 ms – 837 ms
Speed Index 780 ms good ↑ +1 ms (+0.1%) 779 ms – 837 ms
TTFB Time to First Byte 619 ms good → no change 619 ms – 678 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 48 ms
time to first byte 21 ms

Page weight

Metric Value Change / range Trend
Page Weight 9.7 kB → no change 9.7 kB – 9.7 kB
Requests 3 → no change 3 – 3
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
stylesheet 77.6% 7.5 kB 1
document 14.9% 1.4 kB 1
script 7.5% 727 B 1
Total 9.7 kB 3

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.

Page health

Metric Value Change / range Trend
Main Thread Work 93 ms ↑ +8 ms (+9.6%) significant 83 ms – 95 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 45 → no change 45 – 45
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 2 → no change 2 – 2
A11y Failures 2 → no change 2 – 2
A11y Failing Nodes 3 → no change 3 – 3

Main thread work

Task Time Share Duration Simulated
other 65% 60 ms
script evaluation 13% 12 ms
style layout 12% 11 ms
parse HTML 7% 7 ms
paint composite render 2% 2 ms
script parse compile 1% 1 ms
Total 93 ms

Axe violations axe-core 4.13.0, full rule set

2 violating nodes across 2 rules, 101 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

Accessibility failures 2 of 12 audits

  • target-size — Touch targets do not have sufficient size or spacing. 2 nodes
  • landmark-one-main — Document does not have a main landmark. 1 node

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 Archive
Oct 2, 2026, 10:58 PM UTC 100 780 ms 0 0 ms 9.7 kB 3/3 ±0 2,448 -2% 20.8s Wayback
Sep 25, 2026, 11:19 AM UTC 100 779 ms 0 0 ms 9.7 kB 3/3 ±0 2,476 0% 20.1s Wayback
Sep 18, 2026, 8:52 AM UTC 100 818 ms 0 0 ms 9.7 kB 3/3 ±0 2,492 0% 20.9s Wayback
Sep 11, 2026, 8:41 AM UTC 100 833 ms 0 0 ms 9.7 kB 3/3 ±0 2,304 -7% 20.9s Wayback
Sep 4, 2026, 5:44 AM UTC 100 811 ms 0 0 ms 9.7 kB 3/3 ±0 3,341 +34% 19.6s Wayback
Aug 28, 2026, 1:21 AM UTC 100 779 ms 0 0 ms 9.7 kB 3/3 ±0 2,456 -1% 19.8s Wayback
Aug 20, 2026, 7:05 PM UTC 100 837 ms 0 0 ms 9.7 kB 3/3 ±0 2,348 -6% 20.7s Wayback

Embed this score

Use this web component to show 11tyai.danlevin.xyz'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://11tyai.danlevin.xyz/"></speedlify2-score>