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

codinginpublic.dev

https://codinginpublic.dev/

86PERF 100A11Y 77BEST 92SEO !AXE –CWV

Ranks Overall #1,056 Astro Showcase #83

Data from Oct 2, 2026, 6:48 AM UTC old Measured once a month · 1 run since Oct 2, 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

Astro Built with Astro
Uses ReactReact
Netlify Hosted by Netlify

Lighthouse Scores LAB Simulated

86
Performance
no change
100
Accessibility
no change
77
Best Practices
no change
92
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 3.98 s needs work — 3.98 s – 3.98 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0.003 good — 0.003 – 0.003
TBT Total Blocking Time 80 ms good — 80 ms – 80 ms
FCP First Contentful Paint 1.96 s needs work — 1.96 s – 1.96 s
Speed Index 1.96 s good — 1.96 s – 1.96 s
TTFB Time to First Byte 607 ms good — 607 ms – 607 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 69 ms
resource load duration 28 ms
time to first byte 16 ms
resource load delay 10 ms

Page weight

Metric Value Change / range Trend
Page Weight 602 kB — 602 kB – 602 kB
Requests 36 — 36 – 36
Third-party Weight 169 kB — 169 kB – 169 kB
Third-party CPU 31 ms — 31 ms – 31 ms
Unused JS 74.9 kB — 74.9 kB – 74.9 kB
Unused CSS 0 B — 0 B – 0 B

By resource type

Type Transfer Share Size Requests
script 38.2% 230 kB 15
font 30.1% 181 kB 1
image 26.2% 158 kB 9
stylesheet 2.1% 12.5 kB 5
document 2% 12.1 kB 2
other 1.4% 8.5 kB 3
Total 602 kB 36

Third parties 1 entities

Entity Transfer Size Main thread Simulated
Google Tag Manager script 169 kB 31 ms
Total 169 kB 31 ms

Page health

Metric Value Change / range Trend
Main Thread Work 993 ms — 993 ms – 993 ms
Long Tasks 3 — 3 – 3
DOM Elements 265 — 265 – 265
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 4 — 4 – 4
A11y Failures 1 — 1 – 1
A11y Failing Nodes 4 — 4 – 4

Main thread work

Task Time Share Duration Simulated
other 43% 424 ms
script evaluation 35% 347 ms
style layout 13% 127 ms
paint composite render 6% 57 ms
parse HTML 3% 27 ms
script parse compile 1% 11 ms
Total 993 ms

Axe violations axe-core 4.13.0, full rule set

4 violating nodes across 3 rules, 367 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

Accessibility failures 1 of 21 audits

  • label-content-name-mismatch — Elements with visible text labels do not have matching accessible names. 4 nodes

Best Practices failures 2 of 19 audits

  • deprecations — Uses deprecated APIs 1 item
  • image-size-responsive — Serves images with low resolution 2 items

SEO failures 1 of 10 audits

  • link-text — Links do not have descriptive text 1 item

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, 6:48 AM UTC 86 3.98 s 0.003 80 ms 602 kB 3/3 ±14 2,445 -2% 27.8s Wayback