speedlify2

Lighthouse lab metrics, Axe, and Chrome UX Report field data for a list of sites recorded and compared over time.

Charts Compare Measurement runs Embed a score

matthewthom.as

https://www.matthewthom.as/

99 98 100 100 ✗AXE –CWV

Ranks Overall #1,036 Built Awesome #799

Data from Sep 6, 2026, 11:35 PM UTC old Measured once a week · 3 runs since Aug 21, 2026

Elsewhere: PageSpeed Insights · Calibre · Treo · CrUX Vis · Scoring Calculator · Wayback Machine

Stack

Eleventy Built with Eleventy
Bu Hosted by Bunny CDN

Lighthouse Scores

99
Performance
no change
98
Accessibility
no change
100
Best Practices
no change
100
SEO
no change

Metrics Lighthouse, mobile

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 Lighthouse
Value Change / range Trend
LCP CWV (estimate) Largest Contentful Paint 903 ms good ↓ -21 ms (-2.3%) 903 ms – 925 ms
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0.082 good → no change 0.082 – 0.082
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 903 ms good ↓ -21 ms (-2.3%) 903 ms – 925 ms
Speed Index 903 ms good ↓ -21 ms (-2.3%) 903 ms – 925 ms
TTFB Time to First Byte 603 ms good ↓ -21 ms (-3.4%) 603 ms – 625 ms

LCP Subparts lab observed, unthrottled

The subparts attribute LCP to your server, resource discovery, download, or rendering. Note that the Lab LCP shown above is throttled.

element render delay 43 ms
time to first byte 5 ms

Page weight

Metric Value Change / range Trend
Page Weight 39.3 kB ↑ +54 B (+0.1%) 39.2 kB – 39.3 kB
Requests 6 → no change 6 – 6
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

  • document 33% 13.0 kB · 1 req
  • font 31.2% 12.3 kB · 1 req
  • stylesheet 16% 6.3 kB · 1 req
  • image 14.1% 5.5 kB · 1 req
  • other 5.6% 2.2 kB · 2 req

Page health

Metric Value Change / range Trend
Main Thread Work 189 ms ↓ -98 ms (-34.3%) 189 ms – 287 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 427 → no change 427 – 427
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 52 → no change 52 – 52
A11y Failures 2 → no change 2 – 2
A11y Failing Nodes 16 → no change 16 – 16

Main thread work

other 89 ms
style layout 63 ms
paint composite render 16 ms
parse HTML 10 ms
script evaluation 9 ms
script parse compile 1 ms

Axe violations axe-core 4.13.0, full rule set

52 violating nodes across 2 rules, 785 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • moderate region — All page content should be contained by landmarks 51 nodes
  • moderate landmark-one-main — Document should have one main landmark 1 node

Accessibility failures 2 of 22 audits

  • label-content-name-mismatch — Elements with visible text labels do not have matching accessible names. 15 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
Sep 6, 2026, 11:35 PM UTC 99 903 ms 0.082 0 ms 39.3 kB 3/3 ±1 2,955 +19% 20.6s Wayback
Aug 30, 2026, 11:18 PM UTC 99 924 ms 0.082 0 ms 39.2 kB 3/3 ±1 2,465 -1% 23.7s Wayback
Aug 21, 2026, 12:52 PM UTC 99 925 ms 0.082 0 ms 39.2 kB 3/3 ±0 2,487 0% 23.3s Wayback

Embed this score

Use this web component to show matthewthom.as'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://www.matthewthom.as/"></speedlify2-score>