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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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transition-creative.co.uk

https://transition-creative.co.uk/

94PERF 94A11Y 100BEST 100SEO !AXE –CWV

Ranks Overall #819 Built Awesome #605

Data from Oct 4, 2026, 10:54 PM UTC old Measured once a week · 7 runs since Aug 21, 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

Cloudflare Hosted by Cloudflare

Lighthouse Scores LAB Simulated

94
Performance
↓ -2 (-2.1%)
94
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 2.49 s good ↑ +228 ms (+10.1%) 2.26 s – 2.57 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0.001 good → no change 0.001 – 0.001
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 2.49 s needs work ↑ +228 ms (+10.1%) 2.26 s – 2.57 s
Speed Index 2.49 s good ↑ +228 ms (+10.1%) 2.26 s – 2.57 s
TTFB Time to First Byte 475 ms good ↓ -134 ms (-22%) 458 ms – 609 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.

time to first byte 122 ms
element render delay 83 ms

Page weight

Metric Value Change / range Trend
Page Weight 75.2 kB ↑ +260 B (+0.3%) 74.6 kB – 76.4 kB
Requests 8 → no change 8 – 8
Third-party Weight 65.8 kB ↓ -1 B 65.2 kB – 67.1 kB
Third-party CPU 4 ms ↓ -1 ms (-11.1%) 4 ms – 5 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
font 72.4% 54.5 kB 2
script 13.6% 10.2 kB 1
stylesheet 11.7% 8.8 kB 3
document 1.6% 1.2 kB 1
other 0.6% 474 B 1
Total 75.2 kB 8

Third parties 2 entities

Entity Transfer Size Main thread Simulated
Adobe TypeKit font 55.6 kB 0 ms
Cloudflare script 10.2 kB 4 ms
Total 65.8 kB 4 ms

Page health

Metric Value Change / range Trend
Main Thread Work 157 ms ↓ -5 ms (-2.9%) 131 ms – 174 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 9 → no change 9 – 9
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 2 → no change 2 – 2
A11y Failures 1 → no change 1 – 1
A11y Failing Nodes 1 → no change 1 – 1

Main thread work

Task Time Share Duration Simulated
other 48% 75 ms
script evaluation 29% 45 ms
style layout 14% 22 ms
parse HTML 7% 11 ms
paint composite render 1% 2 ms
script parse compile 0% 1 ms
Total 157 ms

Axe violations axe-core 4.13.0, full rule set

2 violating nodes across 2 rules, 16 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

Accessibility failures 1 of 8 audits

  • landmark-one-main — Document does not have a main landmark. 1 node

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h3

Measurement log

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Oct 4, 2026, 10:54 PM UTC 94 2.49 s 0.001 0 ms 75.2 kB 3/3 ±3 2,644 +6% 21.8s Wayback
Sep 27, 2026, 9:04 PM UTC 96 2.26 s 0.001 0 ms 74.9 kB 3/3 ±6 2,502 +1% 23.6s Wayback
Sep 20, 2026, 6:03 PM UTC 93 2.57 s 0.001 0 ms 75.2 kB 3/3 ±9 3,333 +34% 21.7s Wayback
Sep 13, 2026, 5:22 PM UTC 94 2.50 s 0.001 0 ms 75.2 kB 3/3 ±7 2,493 0% 22.6s Wayback
Sep 6, 2026, 2:01 PM UTC 96 2.26 s 0.001 0 ms 74.9 kB 3/3 ±4 2,493 0% 23.2s Wayback
Aug 30, 2026, 1:39 PM UTC 94 2.52 s 0.001 0 ms 74.6 kB 3/3 ±7 3,393 +36% 22.2s Wayback
Aug 21, 2026, 9:41 AM UTC 95 2.42 s 0.001 0 ms 76.4 kB 3/3 ±9 2,502 +1% 22.3s Wayback

Embed this score

Use this web component to show transition-creative.co.uk'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://transition-creative.co.uk/"></speedlify2-score>