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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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dogsof.dev

https://dogsof.dev/

99PERF 100A11Y 100BEST 100SEO ✓AXE –CWV

Ranks Overall #219 Built Awesome #174

Data from Oct 3, 2026, 7:44 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

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Lighthouse Scores LAB Simulated

99
Performance
↑ +2 (+2.1%)
100
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 1.95 s good ↓ -632 ms (-24.4%) significant 1.95 s – 2.73 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 788 ms good ↓ -29 ms (-3.5%) 781 ms – 973 ms
Speed Index 788 ms good ↓ -80 ms (-9.2%) 781 ms – 1.59 s
TTFB Time to First Byte 604 ms good ↓ -32 ms (-5%) 604 ms – 784 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 39 ms
resource load duration 9 ms
resource load delay 9 ms
time to first byte 5 ms

Page weight

Metric Value Change / range Trend
Page Weight 280 kB ↑ +41 B 279 kB – 280 kB
Requests 16 → no change 16 – 16
Third-party Weight 3.0 kB ↑ +23 B (+0.8%) 2.2 kB – 3.0 kB
Third-party CPU 4 ms ↑ +1 ms (+53.8%) significant 2 ms – 4 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
image 68.7% 191 kB 8
font 28.9% 80.1 kB 2
document 1.3% 3.7 kB 1
script 1% 2.8 kB 1
other 0.1% 199 B 3
Total 280 kB 16

Third parties 1 entities

Entity Transfer Size Main thread Simulated
Cabin script 3.0 kB 4 ms
Total 3.0 kB 4 ms

Page health

Metric Value Change / range Trend
Main Thread Work 181 ms ↓ -1 ms (-0.7%) 133 ms – 223 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 218 → no change 218 – 218
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 0 → no change 0 – 0
A11y Failures 0 → no change 0 – 0
A11y Failing Nodes 0 → no change 0 – 0

Main thread work

Task Time Share Duration Simulated
other 56% 102 ms
script evaluation 16% 29 ms
style layout 15% 28 ms
paint composite render 7% 12 ms
parse HTML 5% 9 ms
script parse compile 1% 1 ms
Total 181 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 433 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

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 3, 2026, 7:44 AM UTC 99 1.95 s 0 0 ms 280 kB 3/3 ±4 2,467 -1% 22.9s Wayback
Sep 26, 2026, 3:44 AM UTC 97 2.59 s 0 0 ms 280 kB 3/3 ±2 2,468 -1% 23.9s Wayback
Sep 18, 2026, 11:04 PM UTC 98 2.43 s 0 0 ms 280 kB 3/3 ±1 2,957 +19% 21s Wayback
Sep 11, 2026, 8:33 PM UTC 98 2.31 s 0 0 ms 280 kB 3/3 ±1 2,325 -6% 23.4s Wayback
Sep 4, 2026, 6:10 PM UTC 98 2.48 s 0 0 ms 279 kB 3/3 ±1 3,094 +24% 22.4s Wayback
Aug 28, 2026, 5:34 PM UTC 99 1.97 s 0 0 ms 279 kB 3/3 ±1 2,333 -6% 22.6s Wayback
Aug 20, 2026, 8:33 PM UTC 96 2.73 s 0 0 ms 280 kB 3/3 ±2 2,494 0% 22.8s Wayback

Embed this score

Use this web component to show dogsof.dev'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://dogsof.dev/"></speedlify2-score>