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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pborenstein.com

https://pborenstein.com/

72PERF 96A11Y 100BEST 100SEO ✗AXE –CWV

Ranks Overall #1,407 Built Awesome #954

Data from Oct 4, 2026, 3:40 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

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Lighthouse Scores LAB Simulated

72
Performance
no change
96
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 3.48 s needs work ↓ -27 ms (-0.8%) 3.09 s – 3.50 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0.306 poor → no change 0.306 – 0.306
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 2.42 s needs work ↓ -37 ms (-1.5%) 2.42 s – 3.01 s
Speed Index 2.42 s good ↓ -37 ms (-1.5%) 2.42 s – 3.01 s
TTFB Time to First Byte 620 ms good ↓ -6 ms (-1%) 603 ms – 765 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 73 ms
time to first byte 24 ms

Page weight

Metric Value Change / range Trend
Page Weight 270 kB ↑ +160 B (+0.1%) 269 kB – 270 kB
Requests 12 → no change 12 – 12
Third-party Weight 256 kB ↑ +6 B 256 kB – 256 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

Type Transfer Share Size Requests
font 94% 253 kB 4
document 3.4% 9.1 kB 1
script 1.3% 3.5 kB 2
stylesheet 1% 2.7 kB 4
other 0.4% 1.0 kB 1
Total 270 kB 12

Third parties 1 entities

Entity Transfer Size Main thread Simulated
Adobe TypeKit font 256 kB 0 ms
Total 256 kB 0 ms

Page health

Metric Value Change / range Trend
Main Thread Work 225 ms ↑ +27 ms (+13.5%) 164 ms – 243 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 83 → no change 83 – 83
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 11 → no change 11 – 11
A11y Failures 1 → no change 1 – 1
A11y Failing Nodes 10 → no change 10 – 10

Main thread work

Task Time Share Duration Simulated
style layout 43% 96 ms
other 38% 86 ms
script evaluation 9% 20 ms
parse HTML 6% 13 ms
paint composite render 3% 8 ms
script parse compile 1% 2 ms
Total 225 ms

Axe violations axe-core 4.13.0, full rule set

11 violating nodes across 2 rules, 152 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • serious color-contrast — Elements must meet minimum color contrast ratio thresholds 10 nodes
    Offending elements (5 of 10)
    1. .nav-item:nth-child(2) > a[href$="posts/"] 
      <a href="/posts/">Posts</a>
    2. a[href$="about/"] 
      <a href="/pages/about/">About</a>
    3. blockquote 
      <blockquote style="margin:0;font-size:0.875em; max-width: 40ch"> I know a little bit about a lot of things. </blockquote>
    4. .postlist-item:nth-child(1) > .postlist-content > .postlist-description 
      <p class="postlist-description">You wouldn't play pinball without flippers</p>
    5. .postlist-item:nth-child(2) > .postlist-content > .postlist-description 
      <p class="postlist-description">like a long-lost child</p>
  • moderate page-has-heading-one — Page should contain a level-one heading 1 node
    Offending element
    1. html 
      <html lang="en">

Accessibility failures 1 of 24 audits

  • color-contrast — Background and foreground colors do not have a sufficient contrast ratio. 10 nodes

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, 3:40 PM UTC 72 3.48 s 0.306 0 ms 270 kB 3/3 ±1 2,640 +6% 23.5s Wayback
Sep 27, 2026, 12:46 PM UTC 72 3.50 s 0.306 0 ms 269 kB 3/3 ±2 3,362 +35% 21s Wayback
Sep 20, 2026, 5:44 AM UTC 71 3.46 s 0.306 0 ms 270 kB 3/3 ±3 2,481 0% 23.8s Wayback
Sep 13, 2026, 3:21 AM UTC 71 3.47 s 0.306 0 ms 269 kB 3/3 ±0 2,990 +20% 22.8s Wayback
Sep 5, 2026, 10:46 PM UTC 72 3.48 s 0.306 0 ms 269 kB 3/3 ±14 2,966 +19% 20.3s Wayback
Aug 29, 2026, 10:28 PM UTC 70 3.46 s 0.306 0 ms 270 kB 3/3 ±13 2,492 0% 21.2s Wayback
Aug 21, 2026, 5:39 AM UTC 73 3.09 s 0.306 0 ms 270 kB 3/3 ±3 2,491 0% 22.4s Wayback

Embed this score

Use this web component to show pborenstein.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://pborenstein.com/"></speedlify2-score>