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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nathanupchurch.com

https://nathanupchurch.com/

93PERF 85A11Y 100BEST 91SEO !AXE –CWV

Ranks Overall #987 Built Awesome #709

Data from Oct 4, 2026, 11:04 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 3.1.5 Built with Eleventy 3.1.5
Self-hosted · nginx Hosted by Self-hosted

Lighthouse Scores LAB Simulated

93
Performance
no change
85
Accessibility
no change
100
Best Practices
no change
91
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 1.32 s good ↓ -356 ms (-21.3%) 1.32 s – 2.81 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0.164 needs work → no change 0.162 – 0.202
TBT Total Blocking Time 3 ms good ↓ -8 ms (-72.7%) 0 ms – 13 ms
FCP First Contentful Paint 1.32 s good ↑ +101 ms (+8.3%) 1.21 s – 2.50 s
Speed Index 1.32 s good ↑ +101 ms (+8.3%) 1.21 s – 2.50 s
TTFB Time to First Byte 600 ms good ↓ -17 ms (-2.8%) 600 ms – 686 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 202 ms
element render delay 94 ms

Page weight

Metric Value Change / range Trend
Page Weight 1.17 MB ↑ +354 B 1.17 MB – 1.17 MB
Requests 18 → no change 18 – 18
Third-party Weight 10.0 kB ↓ -20 B (-0.2%) 9.6 kB – 10.1 kB
Third-party CPU 3 ms ↓ -3 ms (-54.8%) significant 3 ms – 8 ms
Unused JS 439 kB → no change 439 kB – 439 kB
Unused CSS 0 B → no change 0 B – 0 B

By resource type

Type Transfer Share Size Requests
script 52.7% 616 kB 5
font 41.3% 483 kB 3
stylesheet 2.8% 33.2 kB 5
document 2.7% 31.4 kB 1
other 0.5% 6.0 kB 4
Total 1.17 MB 18

Third parties 4 entities

Entity Transfer Size Main thread Simulated
zgo.at script 4.4 kB 1 ms
upchur.ch scriptother 3.8 kB 1 ms
meadow.cafe script 1.4 kB 0 ms
goatcounter.com 382 B 0 ms
Total 10.0 kB 3 ms

Page health

Metric Value Change / range Trend
Main Thread Work 274 ms ↓ -87 ms (-24%) 247 ms – 390 ms
Long Tasks 1 → no change 0 – 2
DOM Elements 194 ↑ +5 (+2.6%) 181 – 194
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 1 → no change 1 – 1
A11y Failures 2 → no change 2 – 2
A11y Failing Nodes 7 → no change 7 – 7

Main thread work

Task Time Share Duration Simulated
other 37% 103 ms
style layout 23% 64 ms
script parse compile 17% 46 ms
script evaluation 15% 40 ms
parse HTML 5% 13 ms
paint composite render 3% 9 ms
Total 274 ms

Axe violations axe-core 4.13.0, full rule set

1 violating node across 1 rule, 308 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

Accessibility failures 2 of 14 audits

  • target-size — Touch targets do not have sufficient size or spacing. 6 nodes
  • link-name — Links do not have a discernible name 1 node

Best Practices failures 1 of 18 audits

  • valid-source-maps — Missing source maps for large first-party JavaScript 1 item

SEO failures 1 of 8 audits

  • robots-txt — robots.txt is not valid 2 items

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, 11:04 AM UTC 93 1.32 s 0.164 3 ms 1.17 MB 3/3 ±3 3,327 +34% 21.4s Wayback
Sep 27, 2026, 6:25 AM UTC 93 1.67 s 0.164 11 ms 1.17 MB 3/3 ±0 2,444 -2% 22.3s Wayback
Sep 20, 2026, 12:50 AM UTC 88 2.26 s 0.202 13 ms 1.17 MB 3/3 ±24 2,475 0% 22.2s Wayback
Sep 12, 2026, 11:54 PM UTC 93 1.74 s 0.162 1 ms 1.17 MB 3/3 ±43 3,020 +21% 24.5s Wayback
Sep 5, 2026, 10:42 PM UTC 90 1.68 s 0.202 1 ms 1.17 MB 3/3 ±0 3,010 +21% 20.2s Wayback
Aug 29, 2026, 10:25 PM UTC 83 2.81 s 0.202 13 ms 1.17 MB 3/3 ±22 2,374 -5% 22.6s Wayback
Aug 21, 2026, 4:42 AM UTC 90 1.74 s 0.196 0 ms 1.17 MB 3/3 ±34 4,345 +75% 22.5s Wayback

Embed this score

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