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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juanlam.com

https://juanlam.com/

72PERF 87A11Y 100BEST 92SEO ✗AXE –CWV

Ranks Overall #1,550 Built Awesome #1,028

Data from Oct 4, 2026, 4:32 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

Uses Font AwesomeFont Awesome
Netlify Hosted by Netlify

Lighthouse Scores LAB Simulated

72
Performance
↓ -1 (-1.4%)
87
Accessibility
no change
100
Best Practices
no change
92
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 17.88 s poor → no change 17.88 s – 18.96 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0.068 good → no change 0.068 – 0.148
TBT Total Blocking Time 129 ms good ↑ +95 ms (+279.4%) significant 34 ms – 191 ms
FCP First Contentful Paint 1.88 s needs work ↓ -8 ms (-0.4%) 1.88 s – 3.81 s
Speed Index 1.88 s good ↓ -8 ms (-0.4%) 1.88 s – 3.81 s
TTFB Time to First Byte 626 ms good ↓ -1 ms (-0.2%) 604 ms – 732 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.

resource load delay 198 ms
element render delay 141 ms
resource load duration 58 ms
time to first byte 26 ms

Page weight

Metric Value Change / range Trend
Page Weight 3.25 MB ↑ +1.4 kB 3.25 MB – 3.28 MB
Requests 49 → no change 49 – 50
Third-party Weight 695 kB ↑ +1.5 kB (+0.2%) 694 kB – 716 kB
Third-party CPU 90 ms ↑ +34 ms (+61.1%) significant 56 ms – 111 ms
Unused JS 94.7 kB ↓ -191 B (-0.2%) 92.1 kB – 94.9 kB
Unused CSS 14.7 kB → no change 14.7 kB – 14.7 kB

By resource type

Type Transfer Share Size Requests
image 77% 2.51 MB 16
font 13.9% 454 kB 6
script 7.2% 234 kB 13
other 1% 33.0 kB 9
stylesheet 0.5% 16.5 kB 3
document 0.3% 10.2 kB 1
Total 3.25 MB 49

Third parties 6 entities

Entity Transfer Size Main thread Simulated
FontAwesome CDN font 312 kB 12 ms
Google Fonts font 178 kB 0 ms
Google Tag Manager script 164 kB 59 ms
Google CDN 31.2 kB 8 ms
Cloudflare 10.2 kB 11 ms
All 6 695 kB 90 ms

Page health

Metric Value Change / range Trend
Main Thread Work 1.36 s ↑ +162 ms (+13.5%) 1.20 s – 1.58 s
Long Tasks 3 → no change 3 – 7
DOM Elements 431 → no change 431 – 431
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 52 → no change 49 – 52
A11y Failures 3 → no change 3 – 3
A11y Failing Nodes 41 → no change 41 – 41

Main thread work

Task Time Share Duration Simulated
other 42% 567 ms
script evaluation 26% 358 ms
style layout 17% 227 ms
script parse compile 6% 83 ms
paint composite render 6% 82 ms
parse HTML 3% 34 ms
garbage collection 1% 10 ms
Total 1.36 s

Axe violations axe-core 4.13.0, full rule set

52 violating nodes across 7 rules, 532 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 29 nodes
    Offending elements (5 of 29)
    1. .hero-about > .subscribe-banner > form > label
      <label for="bd-email">Enter your email</label>
    2. .hero-about > .subscribe-banner > form > .button[type="submit"][value="Subscribe"]
      <input class="button" type="submit" value="Subscribe">
    3. .banner-item > h1:nth-child(1)
      <h1 class="handwritten">featured Short Story !</h1>
    4. .banner-item > .tags > .tag:nth-child(2)
      <span class="tag" id="tag-fiction">#fiction</span>
    5. #banner-buttons > a[href$="projects/"]
      <a href="/projects/">More Projects!</a>
  • serious link-name — Links must have discernible text 10 nodes
    Offending elements (5 of 10)
    1. li:nth-child(1) > a[name="Twitter"][href$="thejuanlam"][target="_blank"]
      <a name="Twitter" href="https://twitter.com/thejuanlam" target="_blank" rel="me"><i class="fa fa-twitter" aria-hidden="true"></i></a>
    2. li:nth-child(2) > a[name="Mastodon"][target="_blank"][rel="me"]
      <a name="Mastodon" href="https://indieweb.social/@juanlam" target="_blank" rel="me"><i class="fa-brands fa-mastodon" aria-hidden="true"></i></a>
    3. li:nth-child(3) > a[name="LinkedIn"][target="_blank"][rel="me"]
      <a name="LinkedIn" href="https://www.linkedin.com/in/juan-lam-06a269161/" target="_blank" rel="me"><i class="fa fa-linkedin" aria-hidden="true"></i></a>
    4. li:nth-child(4) > a[name="YouTube"][target="_blank"][rel="me"]
      <a name="YouTube" href="https://www.youtube.com/channel/UCSdTYjoLwbcwmCRy_8f4a-A" target="_blank" rel="me"><i class="fa fa-youtube" aria-hidden="true"></i></a>
    5. li:nth-child(5) > a[name="Spotify"][target="_blank"][rel="me"]
      <a name="Spotify" href="https://open.spotify.com/show/0M0ykeJcItpmyT5c7jHHJd" target="_blank" rel="me"><i class="fa fa-spotify" aria-hidden="true"></i></a>
  • minor image-redundant-alt — Alternative text of images should not be repeated as text 7 nodes
    Offending elements (5 of 7)
    1. #menu-img-home
      <img id="menu-img-home" alt="Home">
    2. #menu-img-about
      <img id="menu-img-about" alt="About">
    3. #menu-img-search
      <img id="menu-img-search" alt="Search">
    4. #menu-img-stories
      <img id="menu-img-stories" alt="Stories">
    5. #menu-img-blog
      <img id="menu-img-blog" alt="Blog">
  • moderate heading-order — Heading levels should only increase by one 2 nodes
    Offending elements
    1. .story-card[href$="yuto's-radio/"] > .story-info > .story-info-top-bar > .story-title.p-name
      <h3 class="story-title p-name">Yuto's Radio</h3>
    2. .story-card[href$="the-alchemy-of-life/"] > .story-info > .story-info-top-bar > .story-title.p-name
      <h3 class="story-title p-name">The Alchemy of Life</h3>
  • moderate region — All page content should be contained by landmarks 2 nodes
    Offending elements
    1. .info-bar-link
      <a class="info-bar-link" href="/privacy">Privacy Policy</a>
    2. .sub-footer > p
      <p style="padding: 0; margin: 0;">Copyright© <span id="year">2026</span> Juan F. Lam</p>
  • minor empty-heading — Headings should not be empty 1 node
    Offending element
    1. .hero-card-level
      <h3 class="hero-card-level" id="hero-card-id"> </h3>
  • serious scrollable-region-focusable — Scrollable region must have keyboard access 1 node
    Offending element
    1. .index-memos-container
      <div class="index-memos-container">

Accessibility failures 3 of 21 audits

  • color-contrast — Background and foreground colors do not have a sufficient contrast ratio. 29 nodes
  • link-name — Links do not have a discernible name 10 nodes
  • heading-order — Heading elements are not in a sequentially-descending order 2 nodes

SEO failures 1 of 9 audits

  • link-text — Links do not have descriptive text 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, 4:32 AM UTC 72 17.88 s 0.068 129 ms 3.25 MB 3/3 ±7 2,625 +6% 26.9s Wayback
Sep 27, 2026, 12:19 AM UTC 73 17.88 s 0.068 34 ms 3.25 MB 3/3 ±12 3,431 +38% 25.2s Wayback
Sep 19, 2026, 10:11 PM UTC 71 18.96 s 0.068 116 ms 3.26 MB 3/3 ±13 2,479 0% 27.8s Wayback
Sep 12, 2026, 9:17 PM UTC 63 18.42 s 0.068 156 ms 3.28 MB 3/3 ±8 2,472 -1% 27.9s Wayback
Sep 5, 2026, 6:01 PM UTC 62 18.37 s 0.068 191 ms 3.27 MB 3/3 ±13 2,433 -2% 29.1s Wayback
Aug 29, 2026, 5:03 PM UTC 70 18.23 s 0.068 182 ms 3.27 MB 3/3 ±8 2,417 -3% 27.7s Wayback
Aug 21, 2026, 3:02 AM UTC 67 18.05 s 0.148 121 ms 3.27 MB 3/3 ±6 2,492 0% 28.2s Wayback

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