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

mllongworth.com

https://www.mllongworth.com/

98 100 96 100 !AXE –CWV

Ranks Overall #670 Built Awesome #538

Data from Sep 6, 2026, 11:38 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
Netlify Hosted by Netlify

Lighthouse Scores

98
Performance
↓ -2 (-2%)
100
Accessibility
no change
96
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 2.40 s good ↑ +886 ms (+58.3%) significant 1.25 s – 2.40 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 1.21 s good ↑ +416 ms (+52.3%) 795 ms – 1.24 s
Speed Index 1.35 s good ↑ +440 ms (+48.4%) 909 ms – 1.45 s
TTFB Time to First Byte 605 ms good ↓ -14 ms (-2.3%) 605 ms – 627 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 31 ms
resource load delay 9 ms
resource load duration 9 ms
time to first byte 7 ms

Page weight

Metric Value Change / range Trend
Page Weight 582 kB ↓ -43 B 582 kB – 582 kB
Requests 16 → no change 16 – 16
Third-party Weight 140 kB ↓ -8 B 140 kB – 140 kB
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

  • image 77.7% 452 kB · 7 req
  • font 13.6% 79.2 kB · 3 req
  • other 5.5% 32.0 kB · 3 req
  • document 2% 11.4 kB · 1 req
  • script 1.2% 7.1 kB · 2 req

Third parties 1 entities

140 kB transferred, 0 ms on the main thread.

imagekit.io image 140 kB · 0 ms CPU

Page health

Metric Value Change / range Trend
Main Thread Work 263 ms ↓ -62 ms (-19.2%) significant 263 ms – 326 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 138 → no change 138 – 138
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 1 → no change 1 – 1
A11y Failures 0 → no change 0 – 0
A11y Failing Nodes 0 → no change 0 – 0

Main thread work

other 143 ms
style layout 49 ms
script evaluation 45 ms
parse HTML 14 ms
paint composite render 10 ms
script parse compile 2 ms

Axe violations axe-core 4.13.0, full rule set

1 violating node across 1 rule, 174 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • moderate page-has-heading-one — Page should contain a level-one heading 1 node

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h2 1 console error

Measurement log

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Sep 6, 2026, 11:38 PM UTC 98 2.40 s 0 0 ms 582 kB 3/3 ±6 2,934 +18% 21.1s Wayback
Aug 30, 2026, 11:20 PM UTC 100 1.52 s 0 0 ms 582 kB 3/3 ±1 2,477 0% 23.3s Wayback
Aug 21, 2026, 1:45 PM UTC 100 1.25 s 0 0 ms 582 kB 3/3 ±11 2,520 +2% 30.2s Wayback

Embed this score

Use this web component to show mllongworth.com'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.mllongworth.com/"></speedlify2-score>