speedlify2

Lighthouse lab metrics, Axe, and Chrome UX Report field data for a list of sites recorded and compared over time.

Charts Compare Measurement runs Embed a score

magnus.anderssen.ch

https://magnus.anderssen.ch/

99 100 100 82 AXE CWV

Ranks Overall #455 11ty Emeritus

Data from Sep 5, 2026, 8:06 PM UTC old Measured once a week · 3 runs since Aug 21, 2026

Elsewhere: PageSpeed Insights · Calibre · Treo · CrUX Vis · Scoring Calculator · Wayback Machine

Stack

Svelte Built with Svelte
Self-hosted · nginx Hosted by Self-hosted

Lighthouse Scores

99
Performance
↓ -1 (-1%)
100
Accessibility
no change
100
Best Practices
no change
82
SEO
no change

Metrics Lighthouse, mobile

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 Lighthouse
Value Change / range Trend
LCP CWV (estimate) Largest Contentful Paint 1.70 s good ↑ +612 ms (+56.3%) 1.09 s – 1.70 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 ↓ -0.044 (-100%) 0 – 0.044
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 1.62 s good ↑ +537 ms (+49.4%) 1.09 s – 1.62 s
Speed Index 2.77 s good ↑ +1662 ms (+150.3%) 1.11 s – 2.77 s
TTFB Time to First Byte 924 ms needs work ↑ +137 ms (+17.4%) 787 ms – 926 ms

LCP Subparts lab observed, unthrottled

The subparts attribute LCP to your server, resource discovery, download, or rendering. Note that the Lab LCP shown above is throttled.

element render delay 1.17 s
time to first byte 325 ms

Page weight

Metric Value Change / range Trend
Page Weight 116 kB ↑ +4 B 115 kB – 116 kB
Requests 18 → no change 18 – 18
Third-party Weight 0 B → no change 0 B – 0 B
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

  • script 46.3% 53.6 kB · 12 req
  • font 39% 45.2 kB · 3 req
  • document 8.1% 9.4 kB · 1 req
  • stylesheet 5.9% 6.8 kB · 1 req
  • other 0.7% 829 B · 1 req

Page health

Metric Value Change / range Trend
Main Thread Work 228 ms ↓ -39 ms (-14.7%) 212 ms – 267 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 58 → no change 58 – 58
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

other 109 ms
script evaluation 67 ms
style layout 35 ms
parse HTML 9 ms
script parse compile 5 ms
paint composite render 4 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 132 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
Sep 5, 2026, 8:06 PM UTC 99 1.70 s 0 0 ms 116 kB 3/3 ±1 3,076 +24% 25.6s Wayback
Aug 29, 2026, 7:45 PM UTC 100 1.09 s 0.044 0 ms 116 kB 3/3 ±0 2,369 -5% 23.1s Wayback
Aug 21, 2026, 4:39 AM UTC 99 1.70 s 0 0 ms 115 kB 3/3 ±1 2,989 +20% 25.4s Wayback