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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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11ty-bulma-starter.netlify.app

https://11ty-bulma-starter.netlify.app/

93PERF 71A11Y 100BEST 91SEO ✗AXE –CWV

Ranks Overall #1,463 Built Awesome #985

Data from Oct 2, 2026, 12:32 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

Netlify Hosted by Netlify

Lighthouse Scores LAB Simulated

93
Performance
↓ -1 (-1.1%)
71
Accessibility
no change
100
Best Practices
no change
91
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 3.16 s needs work ↑ +3 ms (+0.1%) 3.15 s – 3.19 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 1.06 s good ↑ +3 ms (+0.3%) 1.05 s – 1.09 s
Speed Index 1.06 s good ↑ +3 ms (+0.3%) 1.05 s – 2.14 s
TTFB Time to First Byte 611 ms good ↑ +3 ms (+0.5%) 604 ms – 642 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.

resource load duration 38 ms
element render delay 31 ms
time to first byte 12 ms
resource load delay 9 ms

Page weight

Metric Value Change / range Trend
Page Weight 488 kB ↑ +88 B 473 kB – 488 kB
Requests 5 → no change 4 – 5
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 58.3 kB ↑ +98 B (+0.2%) 58.1 kB – 58.3 kB

By resource type

Type Transfer Share Size Requests
image 87.4% 413 kB 1
stylesheet 12.4% 58.7 kB 1
document 0.1% 681 B 1
script <0.1% 161 B 1
Total 488 kB 5

Page health

Metric Value Change / range Trend
Main Thread Work 137 ms ↓ -0 ms (-0.1%) 103 ms – 137 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 11 → no change 11 – 11
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 6 → no change 6 – 6
A11y Failures 3 → no change 3 – 3
A11y Failing Nodes 4 → no change 4 – 4

Main thread work

Task Time Share Duration Simulated
other 56% 77 ms
style layout 25% 35 ms
parse HTML 9% 13 ms
script evaluation 7% 10 ms
paint composite render 1% 2 ms
script parse compile 1% 1 ms
Total 137 ms

Axe violations axe-core 4.13.0, full rule set

6 violating nodes across 5 rules, 17 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

Accessibility failures 3 of 9 audits

  • color-contrast — Background and foreground colors do not have a sufficient contrast ratio. 2 nodes
  • html-has-lang — `<html>` element does not have a `[lang]` attribute 1 node
  • landmark-one-main — Document does not have a main landmark. 1 node

SEO failures 1 of 8 audits

  • meta-description — Document does not have a meta description

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, 12:32 AM UTC 93 3.16 s 0 0 ms 488 kB 3/3 ±4 2,488 0% 20.8s Wayback
Sep 25, 2026, 12:27 AM UTC 94 3.16 s 0 0 ms 488 kB 3/3 ±2 2,489 0% 20.4s Wayback
Sep 17, 2026, 11:23 PM UTC 93 3.18 s 0 0 ms 473 kB 3/3 ±3 3,441 +38% 24.5s Wayback
Sep 10, 2026, 9:26 PM UTC 93 3.18 s 0 0 ms 473 kB 3/3 ±2 3,452 +39% 20.5s Wayback
Sep 3, 2026, 7:16 PM UTC 93 3.19 s 0 0 ms 473 kB 3/3 ±7 2,743 +10% 23.1s Wayback
Aug 27, 2026, 7:02 PM UTC 94 3.15 s 0 0 ms 473 kB 3/3 ±2 2,485 0% 20.5s Wayback
Aug 20, 2026, 4:10 PM UTC 93 3.18 s 0 0 ms 473 kB 3/3 ±2 2,428 -2% 21.3s Wayback

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