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

thudfactor.com

https://thudfactor.com/

99PERF 96A11Y 100BEST 92SEO !AXE –CWV

Ranks Overall #826 11ty Emeritus

Data from Sep 20, 2026, 6:07 PM UTC old Measured once a month · 5 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

Astro 7.1.6 Built with Astro 7.1.6
Cloudflare Hosted by Cloudflare

Lighthouse Scores LAB Simulated

99
Performance
no change
96
Accessibility
no change
100
Best Practices
no change
92
SEO
↓ -8 (-8%)

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 2.02 s good ↓ -39 ms (-1.9%) 2.02 s – 2.08 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0.003 good → no change 0.002 – 0.003
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 1.55 s good ↑ +19 ms (+1.2%) 1.53 s – 1.55 s
Speed Index 1.55 s good ↑ +19 ms (+1.2%) 1.53 s – 1.55 s
TTFB Time to First Byte 487 ms good ↑ +18 ms (+3.8%) 469 ms – 487 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 35 ms
resource load duration 33 ms
time to first byte 25 ms
resource load delay 10 ms

Page weight

Metric Value Change / range Trend
Page Weight 843 kB ↑ +24.8 kB (+3.1%) 705 kB – 881 kB
Requests 17 → no change 15 – 17
Third-party Weight 10.2 kB → no change 9.6 kB – 11.5 kB
Third-party CPU 5 ms ↓ -5 ms (-50.5%) significant 4 ms – 9 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 67.2% 566 kB 2
image 29.7% 250 kB 9
script 1.2% 10.2 kB 1
document 1% 8.7 kB 1
stylesheet 0.6% 5.2 kB 1
other 0.3% 2.3 kB 3
Total 843 kB 17

Third parties 1 entities

Entity Transfer Size Main thread Simulated
Cloudflare script 10.2 kB 5 ms
Total 10.2 kB 5 ms

Page health

Metric Value Change / range Trend
Main Thread Work 417 ms ↑ +1 ms (+0.2%) 269 ms – 421 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 226 → no change 204 – 226
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 1 → no change 1 – 1
A11y Failures 1 → no change 1 – 2
A11y Failing Nodes 1 → no change 1 – 2

Main thread work

Task Time Share Duration Simulated
other 42% 174 ms
style layout 30% 124 ms
script evaluation 19% 78 ms
paint composite render 7% 29 ms
parse HTML 3% 12 ms
script parse compile 0% 1 ms
Total 417 ms

Axe violations axe-core 4.13.0, full rule set

1 violating node across 1 rule, 503 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • serious link-name — Links must have discernible text 1 node

Accessibility failures 1 of 26 audits

  • link-name — Links do not have a discernible name 1 node

SEO failures 1 of 10 audits

  • robots-txt — robots.txt is not valid

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h3

Measurement log

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Sep 20, 2026, 6:07 PM UTC 99 2.02 s 0.003 0 ms 843 kB 3/3 ±20 2,461 -1% 22.5s Wayback
Sep 13, 2026, 5:25 PM UTC 99 2.06 s 0.003 0 ms 817 kB 3/3 ±26 2,436 -2% 22.1s Wayback
Sep 6, 2026, 2:04 PM UTC 99 2.02 s 0.003 0 ms 881 kB 3/3 ±34 4,330 +74% 20.5s Wayback
Aug 30, 2026, 1:42 PM UTC 99 2.08 s 0.003 0 ms 817 kB 3/3 ±34 2,442 -2% 22.7s Wayback
Aug 21, 2026, 9:41 AM UTC 99 2.02 s 0.002 0 ms 705 kB 3/3 ±18 2,366 -5% 23.9s Wayback