speedlify2

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

Charts Measurement runs Embed a score

jfroehlich.net

https://jfroehlich.net/

100 100 100 100 ✓AXE –CWV

Ranks Overall #126 Built Awesome #109

Data from Sep 5, 2026, 6:02 PM UTC old Measured once a week · 3 runs since Aug 20, 2026

Test elsewhere: PageSpeed Insights · Calibre · Treo · CrUX Vis

The measuring machine was faster than most in this project.

Lighthouse benchmark index was 4,211, 70% faster than this project's median of 2,480. CPU-bound metrics — TBT, TTI, main thread work — are affected by this and may have moved without the site changing at all.

Stack

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

Lighthouse Scores

100
Performance
no change
100
Accessibility
no change
100
Best Practices
no change
100
SEO
no change

Filmstrip Lighthouse, mobile

How the page drew during the measured load, at 8 points across 3.00 s.

  1. 375 ms
  2. 750 ms
  3. 1.13 s
  4. 1.50 s
  5. 1.88 s
  6. 2.25 s
  7. 2.63 s
  8. 3.00 s

Without JavaScript

The same load, photographed twice at 412×823: once with scripts disabled, once as rendered.

Scripts disabled
As rendered

0% of pixels differ — they are identical. A shifted layout counts as difference, so a <noscript> banner alone can account for a large figure.

Lab metrics Lighthouse, mobile

Metric Current Previous Change Best Worst Trend
LCP Largest Contentful Paint 1.26 s 1.23 s ↑ +32 ms (+2.6%) 1.23 s 1.26 s
CLS Cumulative Layout Shift 0 0 → no change 0 0
TBT Total Blocking Time 0 ms 27 ms ↓ -27 ms (-100%) 0 ms 27 ms
FCP First Contentful Paint 1.14 s 1.11 s ↑ +25 ms (+2.3%) 1.11 s 1.14 s
Speed Index 2.69 s 2.65 s ↑ +47 ms (+1.8%) 2.63 s 2.69 s
TTFB Time to First Byte 808 ms 776 ms ↑ +32 ms (+4.1%) 776 ms 808 ms

LCP Subparts lab observed, unthrottled

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

element render delay 1.15 s
time to first byte 446 ms

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 90.1 kB 90.1 kB → no change 90.1 kB 90.1 kB
Requests 10 10 → no change 10 10
Third-party Weight 0 B 0 B → no change 0 B 0 B
Third-party CPU 0 ms 0 ms → no change 0 ms 0 ms
Unused JS 0 B 0 B → no change 0 B 0 B
Unused CSS 0 B 0 B → no change 0 B 0 B

By resource type

  • font 41.9% 37.7 kB · 2 req
  • document 22.3% 20.1 kB · 1 req
  • image 18.9% 17.0 kB · 2 req
  • other 9% 8.1 kB · 2 req
  • stylesheet 7.3% 6.6 kB · 2 req
  • script 0.7% 596 B · 1 req

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 146 ms 282 ms ↓ -137 ms (-48.4%) 146 ms 282 ms
Long Tasks 0 1 ↓ -1 (-100%) 0 1
DOM Elements 149 149 → no change 149 149
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 0 0 → no change 0 0
A11y Failures 0 0 → no change 0 0
A11y Failing Nodes 0 0 → no change 0 0

Main thread work

other 83 ms
style layout 33 ms
script evaluation 11 ms
paint composite render 9 ms
parse HTML 9 ms
script parse compile 2 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 319 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
Sep 5, 2026, 6:02 PM UTC 100 1.26 s 0 0 ms 90.1 kB 3/3 ±0 4,211 +70% 25s
Aug 29, 2026, 5:06 PM UTC 100 1.23 s 0 27 ms 90.1 kB 3/3 ±0 2,989 +21% 25.6s
Aug 20, 2026, 11:34 PM UTC 100 1.23 s 0 0 ms 90.1 kB 3/3 ±0 2,494 +1% 26.2s

Embed this score

Use this web component to show jfroehlich.net'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://jfroehlich.net/"></speedlify2-score>