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

flyweb.at

https://www.flyweb.at/

91 100 92 100 !AXE CWV

Ranks Overall #811 Built Awesome #640

Data from Sep 14, 2026, 12:47 AM UTC old Measured once a week · 4 runs since Aug 21, 2026

Elsewhere: PageSpeed Insights · Calibre · Treo · CrUX Vis · 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

Cloudflare Hosted by Cloudflare

Lighthouse Scores LAB Simulated

91
Performance
↓ -7 (-7.1%)
100
Accessibility
no change
92
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 2.77 s needs work ↑ +872 ms (+46%) 1.89 s – 2.88 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 ↓ -0.033 (-100%) 0 – 0.033
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 2.39 s needs work ↑ +572 ms (+31.4%) significant 1.82 s – 2.39 s
Speed Index 4.34 s needs work ↑ +2145 ms (+97.6%) 2.20 s – 4.36 s
TTFB Time to First Byte 971 ms needs work ↑ +506 ms (+108.8%) significant 465 ms – 971 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 2.16 s
time to first byte 238 ms

Page weight

Metric Value Change / range Trend
Page Weight 131 kB ↓ -141.1 kB (-52.5%) significant 131 kB – 276 kB
Requests 18 → no change 18 – 18
Third-party Weight 10.3 kB ↑ +125 B (+1.2%) 9.6 kB – 11.5 kB
Third-party CPU 8 ms ↑ +2 ms (+25.4%) 4 ms – 8 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 44% 55.6 kB 6
document 16.6% 21.0 kB 1
other 14.4% 18.2 kB 3
font 10.1% 12.8 kB 3
script 9.2% 11.7 kB 3
stylesheet 5.7% 7.2 kB 1
Total 131 kB 18

Third parties 1 entities

Entity Transfer Size Main thread Simulated
Cloudflare script 10.3 kB 8 ms
Total 10.3 kB 8 ms

Page health

Metric Value Change / range Trend
Main Thread Work 1.07 s ↓ -615 ms (-36.6%) 1.07 s – 2.04 s
Long Tasks 3 ↑ +3 0 – 3
DOM Elements 283 → no change 283 – 283
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 1 → no change 1 – 1
A11y Failures 0 → no change 0 – 0
A11y Failing Nodes 0 → no change 0 – 0

Main thread work

Task Time Share Duration Simulated
script evaluation 37% 392 ms
other 35% 376 ms
style layout 19% 205 ms
paint composite render 6% 64 ms
parse HTML 3% 29 ms
script parse compile 0% 1 ms
Total 1.07 s

Axe violations axe-core 4.13.0, full rule set

1 violating node across 1 rule, 245 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 1 node

Best Practices failures 2 of 18 audits

  • image-size-responsive — Serves images with low resolution 1 item
  • errors-in-console — Browser errors were logged to the console 5 items

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h3 5 console errors

Measurement log

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Sep 14, 2026, 12:47 AM UTC 91 2.77 s 0 0 ms 131 kB 2/3 ±0 2,870 +16% 64.7s Wayback
Sep 6, 2026, 11:33 PM UTC 98 1.89 s 0.033 0 ms 275 kB 3/3 ±7 2,446 -1% 30.1s Wayback
Aug 30, 2026, 8:49 PM UTC 98 1.93 s 0.033 0 ms 274 kB 3/3 ±4 2,501 +1% 31.6s Wayback
Aug 21, 2026, 6:38 PM UTC 92 2.88 s 0 0 ms 276 kB 3/3 ±5 2,297 -7% 31.4s Wayback

Embed this score

Use this web component to show flyweb.at'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://www.flyweb.at/"></speedlify2-score>