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.

Charts Compare Measurement runs Embed a score Open to Work

byteaether.github.io

https://byteaether.github.io/

99 93 100 100 !AXE CWV

Ranks Overall #724 Built Awesome #577

Data from Sep 11, 2026, 5:38 PM UTC old Measured once a week · 4 runs since Aug 20, 2026

Elsewhere: PageSpeed Insights · Calibre · Treo · CrUX Vis · 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
GitHub Pages Hosted by GitHub Pages

Lighthouse Scores LAB Simulated

99
Performance
no change
93
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 916 ms good ↑ +2 ms (+0.2%) 903 ms – 916 ms
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 113 ms good ↓ -28 ms (-19.9%) 107 ms – 141 ms
FCP First Contentful Paint 799 ms good ↓ -4 ms (-0.5%) 786 ms – 803 ms
Speed Index 799 ms good ↓ -4 ms (-0.5%) 786 ms – 803 ms
TTFB Time to First Byte 616 ms good ↑ +2 ms (+0.3%) 603 ms – 616 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 61 ms
time to first byte 17 ms

Page weight

Metric Value Change / range Trend
Page Weight 269 kB ↑ +1008 B (+0.4%) 266 kB – 269 kB
Requests 13 ↓ -5 (-27.8%) 13 – 18
Third-party Weight 175 kB ↑ +1004 B (+0.6%) 172 kB – 175 kB
Third-party CPU 55 ms ↓ -9 ms (-14.4%) 53 ms – 64 ms
Unused JS 75.3 kB ↑ +1019 B (+1.4%) 72.8 kB – 75.3 kB
Unused CSS 0 B → no change 0 B – 0 B

By resource type

Type Transfer Share Size Requests
script 66.7% 177 kB 2
image 28.3% 75.2 kB 5
document 2.9% 7.7 kB 1
stylesheet 1.2% 3.2 kB 2
other 0.8% 2.2 kB 2
Total 269 kB 13

Third parties 1 entities

Entity Transfer Size Main thread Simulated
Google Tag Manager script 175 kB 55 ms
Total 175 kB 55 ms

Page health

Metric Value Change / range Trend
Main Thread Work 434 ms ↓ -46 ms (-9.7%) 412 ms – 480 ms
Long Tasks 2 → no change 2 – 2
DOM Elements 398 → no change 398 – 398
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 1 → no change 1 – 2
A11y Failures 1 → no change 1 – 1
A11y Failing Nodes 1 → no change 1 – 1

Main thread work

Task Time Share Duration Simulated
script evaluation 45% 197 ms
other 25% 109 ms
script parse compile 11% 48 ms
style layout 10% 46 ms
paint composite render 4% 16 ms
parse HTML 2% 9 ms
garbage collection 2% 9 ms
Total 434 ms

Axe violations axe-core 4.13.0, full rule set

1 violating node across 1 rule, 548 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • serious link-in-text-block — Links must be distinguishable without relying on color 1 node

Accessibility failures 1 of 15 audits

  • link-in-text-block — Links rely on color to be distinguishable. 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 11, 2026, 5:38 PM UTC 99 916 ms 0 113 ms 269 kB 3/3 ±1 2,322 -6% 23.1s Wayback
Sep 4, 2026, 2:54 PM UTC 99 914 ms 0 141 ms 268 kB 3/3 ±10 2,483 0% 24s Wayback
Aug 28, 2026, 1:54 PM UTC 99 906 ms 0 107 ms 268 kB 3/3 ±0 2,354 -5% 22.4s Wayback
Aug 20, 2026, 7:33 PM UTC 99 903 ms 0 108 ms 266 kB 3/3 ±0 2,311 -7% 23s Wayback

Embed this score

Use this web component to show byteaether.github.io'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://byteaether.github.io/"></speedlify2-score>