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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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eleventy-dot-js-blog.netlify.app

https://eleventy-dot-js-blog.netlify.app/

100PERF 100A11Y 100BEST 100SEO ✓AXE –CWV

Ranks Overall #181 Build Awesome Starters #25

Data from Oct 3, 2026, 1:13 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

Netlify Hosted by Netlify

Lighthouse Scores LAB Simulated

100
Performance
no change
100
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 790 ms good ↓ -10 ms (-1.2%) 790 ms – 819 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 790 ms good ↓ -10 ms (-1.2%) 790 ms – 819 ms
Speed Index 790 ms good ↓ -10 ms (-1.2%) 790 ms – 819 ms
TTFB Time to First Byte 605 ms good ↓ -11 ms (-1.8%) 605 ms – 636 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 36 ms
time to first byte 7 ms

Page weight

Metric Value Change / range Trend
Page Weight 6.6 kB ↓ -28 B (-0.4%) 6.3 kB – 6.6 kB
Requests 1 → no change 1 – 1
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 100% 6.6 kB 1
Total 6.6 kB 1

Without JavaScript

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

Scripts disabled
As rendered

0.5% of pixels differ — they are nearly 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 122 ms ↑ +0 ms (+0.3%) 92 ms – 145 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 78 → no change 78 – 78
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 0 → no change 0 – 0
A11y Failures 0 → no change 0 – 0
A11y Failing Nodes 0 → no change 0 – 0

Main thread work

Task Time Share Duration Simulated
other 47% 57 ms
style layout 35% 43 ms
script evaluation 7% 9 ms
paint composite render 5% 6 ms
parse HTML 5% 6 ms
script parse compile 0% 0 ms
Total 122 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 202 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 Archive
Oct 3, 2026, 1:13 PM UTC 100 790 ms 0 0 ms 6.6 kB 3/3 ±0 2,451 -1% 20.4s Wayback
Sep 26, 2026, 9:17 AM UTC 100 800 ms 0 0 ms 6.6 kB 3/3 ±0 2,507 +1% 21s Wayback
Sep 19, 2026, 8:42 AM UTC 100 819 ms 0 0 ms 6.6 kB 3/3 ±0 2,482 0% 25.3s Wayback
Sep 12, 2026, 6:53 AM UTC 100 809 ms 0 0 ms 6.6 kB 3/3 ±0 2,495 0% 24.4s Wayback
Sep 5, 2026, 3:06 AM UTC 100 817 ms 0 0 ms 6.6 kB 3/3 ±0 2,679 +8% 22.1s Wayback
Aug 28, 2026, 11:33 PM UTC 100 801 ms 0 0 ms 6.6 kB 3/3 ±0 2,980 +20% 20.1s Wayback
Aug 20, 2026, 9:33 PM UTC 100 816 ms 0 0 ms 6.3 kB 3/3 ±0 2,349 -6% 20.9s Wayback

Embed this score

Use this web component to show eleventy-dot-js-blog.netlify.app'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://eleventy-dot-js-blog.netlify.app/"></speedlify2-score>