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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jdadamsguitars.com

https://jdadamsguitars.com/

79PERF 100A11Y 100BEST 100SEO ✓AXE –CWV

Ranks Overall #492 Built Awesome #377

Data from Oct 4, 2026, 4:30 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 Built with Eleventy
Netlify Hosted by Netlify

Lighthouse Scores LAB Simulated

79
Performance
↑ +11 (+16.2%)
100
Accessibility
no change
100
Best Practices
↑ +4 (+4.2%)
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 2.18 s good ↑ +47 ms (+2.2%) 2.10 s – 2.20 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0.449 poor ↑ +0.448 (+44800%) significant 0.001 – 0.449
TBT Total Blocking Time 0 ms good ↓ -1659 ms (-100%) significant 0 ms – 1.66 s
FCP First Contentful Paint 849 ms good ↓ -355 ms (-29.5%) significant 832 ms – 1.56 s
Speed Index 849 ms good ↓ -4127 ms (-82.9%) significant 832 ms – 4.98 s
TTFB Time to First Byte 677 ms good ↓ -56 ms (-7.6%) 604 ms – 733 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 duration 94 ms
element render delay 40 ms
time to first byte 27 ms
resource load delay 10 ms

Page weight

Metric Value Change / range Trend
Page Weight 310 kB ↓ -1.8 kB (-0.6%) 310 kB – 312 kB
Requests 11 ↓ -1 (-8.3%) significant 11 – 12
Third-party Weight 3.2 kB ↓ -4 B (-0.1%) 3.2 kB – 3.2 kB
Third-party CPU 3 ms ↓ -3 ms (-48.2%) significant 2 ms – 6 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 87.5% 272 kB 7
font 10.5% 32.4 kB 2
document 1.1% 3.5 kB 1
script 0.9% 2.8 kB 1
Total 310 kB 11

Third parties 1 entities

Entity Transfer Size Main thread Simulated
Fathom Analytics script 3.2 kB 3 ms
Total 3.2 kB 3 ms

Page health

Metric Value Change / range Trend
Main Thread Work 202 ms ↓ -2058 ms (-91%) significant 146 ms – 2.26 s
Long Tasks 0 ↓ -2 (-100%) significant 0 – 2
DOM Elements 59 ↑ +1 (+1.7%) 58 – 59
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 60% 121 ms
style layout 18% 37 ms
script evaluation 12% 23 ms
paint composite render 6% 12 ms
parse HTML 4% 7 ms
script parse compile 1% 2 ms
Total 202 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 133 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 4, 2026, 4:30 AM UTC 79 2.18 s 0.449 0 ms 310 kB 3/3 ±23 2,757 +11% 22.1s Wayback
Sep 27, 2026, 12:16 AM UTC 68 2.13 s 0.001 1.66 s 312 kB 3/3 ±30 3,556 +43% 23.4s Wayback
Sep 19, 2026, 10:08 PM UTC 99 2.10 s 0.001 0 ms 311 kB 3/3 ±22 2,487 0% 21.3s Wayback
Sep 12, 2026, 9:14 PM UTC 79 2.16 s 0.449 0 ms 310 kB 3/3 ±13 2,494 0% 21.4s Wayback
Sep 5, 2026, 5:58 PM UTC 79 2.16 s 0.449 0 ms 310 kB 3/3 ±7 2,493 0% 22s Wayback
Aug 29, 2026, 5:00 PM UTC 79 2.18 s 0.449 0 ms 311 kB 3/3 ±12 2,488 0% 21.8s Wayback
Aug 21, 2026, 1:18 AM UTC 79 2.20 s 0.449 0 ms 311 kB 3/3 ±12 3,434 +38% 21s Wayback

Embed this score

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