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.

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jndjs.dev

https://jndjs.dev/

99PERF 100A11Y 96BEST 100SEO ✓AXE –CWV

Ranks Overall #367 Built Awesome #286

Data from Oct 4, 2026, 4:33 AM 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

Eleventy 3.1.2 Built with Eleventy 3.1.2
st Hosted by statichost.eu

Lighthouse Scores LAB Simulated

99
Performance
↓ -1 (-1%)
100
Accessibility
no change
96
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 2.05 s good ↑ +315 ms (+18.2%) 1.71 s – 2.61 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 – 0.070
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 1.19 s good ↑ +293 ms (+32.5%) significant 901 ms – 1.24 s
Speed Index 1.55 s good ↑ +648 ms (+71.9%) 901 ms – 2.56 s
TTFB Time to First Byte 607 ms good ↓ -112 ms (-15.6%) significant 604 ms – 777 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 559 ms
resource load duration 287 ms
element render delay 17 ms
resource load delay 10 ms

Page weight

Metric Value Change / range Trend
Page Weight 62.3 kB ↑ +136 B (+0.2%) 62.0 kB – 68.4 kB
Requests 16 → no change 16 – 17
Third-party Weight 8.6 kB ↓ -63 B (-0.7%) 8.5 kB – 8.7 kB
Third-party CPU 4 ms ↑ +0 ms (+8.6%) 3 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 69.9% 43.6 kB 8
script 11.6% 7.2 kB 2
stylesheet 10.2% 6.4 kB 1
document 6.1% 3.8 kB 1
other 2.2% 1.4 kB 3
Total 62.3 kB 16

Third parties 3 entities

Entity Transfer Size Main thread Simulated
zgo.at script 4.4 kB 2 ms
bvh.fyi scriptother 3.8 kB 2 ms
goatcounter.com 382 B 0 ms
Total 8.6 kB 4 ms

Page health

Metric Value Change / range Trend
Main Thread Work 239 ms ↓ -32 ms (-11.7%) 194 ms – 271 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 231 → no change 231 – 231
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 53% 127 ms
style layout 28% 67 ms
script evaluation 11% 26 ms
parse HTML 4% 9 ms
paint composite render 3% 8 ms
script parse compile 2% 4 ms
Total 239 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 528 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

Best Practices failures 1 of 18 audits

  • image-size-responsive — Serves images with low resolution 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 4, 2026, 4:33 AM UTC 99 2.05 s 0 0 ms 62.3 kB 3/3 ±1 3,223 +30% 24.7s Wayback
Sep 27, 2026, 12:20 AM UTC 100 1.74 s 0 0 ms 62.2 kB 3/3 ±4 2,484 0% 24.7s Wayback
Sep 19, 2026, 10:12 PM UTC 99 2.14 s 0 0 ms 62.5 kB 3/3 ±3 2,976 +20% 25.6s Wayback
Sep 12, 2026, 9:18 PM UTC 97 2.55 s 0 0 ms 62.1 kB 3/3 ±4 3,515 +41% 25.5s Wayback
Sep 5, 2026, 6:03 PM UTC 99 1.71 s 0.070 0 ms 68.4 kB 3/3 ±2 4,199 +69% 25.2s Wayback
Aug 29, 2026, 5:07 PM UTC 100 1.73 s 0 0 ms 68.2 kB 3/3 ±3 2,983 +20% 25.3s Wayback
Aug 21, 2026, 1:14 AM UTC 96 2.61 s 0 0 ms 62.0 kB 3/3 ±3 2,486 0% 31s Wayback

Embed this score

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