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

mx.sb

https://www.mx.sb/

91PERF 96A11Y 73BEST 92SEO !AXE –CWV

Ranks Overall #1,041 11ty Emeritus

Data from Sep 14, 2026, 11:57 AM UTC old Measured once a month · 4 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 Lit 3.3.2Lit 3.3.2

Lighthouse Scores LAB Simulated

91
Performance
↓ -1 (-1.1%)
96
Accessibility
no change
73
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 3.56 s needs work ↑ +125 ms (+3.6%) 3.43 s – 3.56 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0 good → no change 0 – 0
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 1.00 s good ↓ -28 ms (-2.7%) 944 ms – 1.03 s
Speed Index 1.52 s good ↑ +249 ms (+19.6%) 1.08 s – 1.52 s
TTFB Time to First Byte 849 ms needs work ↓ -25 ms (-2.9%) 789 ms – 874 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 510 ms
time to first byte 249 ms
element render delay 70 ms
resource load duration 8 ms

Page weight

Metric Value Change / range Trend
Page Weight 1.59 MB ↓ -560 B 1.59 MB – 1.59 MB
Requests 45 → no change 45 – 45
Third-party Weight 226 kB ↓ -800 B (-0.4%) 226 kB – 227 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
image 99.1% 1.57 MB 30
script 0.8% 13.4 kB 1
document 0.1% 1.1 kB 1
other <0.1% 225 B 12
Total 1.59 MB 45

Third parties 2 entities

Entity Transfer Size Main thread Simulated
ucarecdn.com image 205 kB 0 ms
gstatic.com 21.4 kB 0 ms
Total 226 kB 0 ms

Page health

Metric Value Change / range Trend
Main Thread Work 402 ms ↑ +8 ms (+2%) 394 ms – 437 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 122 → no change 122 – 122
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 4 → no change 4 – 4
A11y Failures 1 → no change 1 – 1
A11y Failing Nodes 1 → no change 1 – 1

Main thread work

Task Time Share Duration Simulated
other 63% 253 ms
style layout 24% 95 ms
script evaluation 8% 34 ms
paint composite render 4% 16 ms
parse HTML 1% 4 ms
script parse compile 0% 1 ms
Total 402 ms

Axe violations axe-core 4.13.0, full rule set

4 violating nodes across 2 rules, 191 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • moderate region — All page content should be contained by landmarks 3 nodes
  • moderate landmark-one-main — Document should have one main landmark 1 node

Accessibility failures 1 of 12 audits

  • landmark-one-main — Document does not have a main landmark. 1 node

Best Practices failures 3 of 20 audits

  • third-party-cookies — Uses third-party cookies 1 item
  • errors-in-console — Browser errors were logged to the console 3 items
  • inspector-issues — Issues were logged in the `Issues` panel in Chrome Devtools 1 item

SEO failures 1 of 10 audits

  • robots-txt — robots.txt is not valid 71 items

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h2 3 console errors

Measurement log

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Sep 14, 2026, 11:57 AM UTC 91 3.56 s 0 0 ms 1.59 MB 3/3 ±1 2,497 0% 27.4s Wayback
Sep 7, 2026, 9:00 AM UTC 92 3.43 s 0 0 ms 1.59 MB 3/3 ±6 2,319 -7% 28s Wayback
Aug 31, 2026, 3:55 AM UTC 92 3.43 s 0 0 ms 1.59 MB 3/3 ±4 2,460 -1% 29s Wayback
Aug 21, 2026, 1:50 PM UTC 91 3.50 s 0 0 ms 1.59 MB 3/3 ±2 2,453 -1% 25s Wayback