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

aldr.dev

https://www.aldr.dev/

96 100 100 100 ✓AXE –CWV

Ranks Overall #305 Built Awesome #250

Data from Sep 6, 2026, 9:04 PM UTC old Measured once a week · 3 runs since Aug 21, 2026

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

Stack

Eleventy 2.0.1 Built with Eleventy 2.0.1
Netlify Hosted by Netlify

Lighthouse Scores

96
Performance
↑ +2 (+2.1%)
100
Accessibility
no change
100
Best Practices
no change
100
SEO
no change

Lab metrics Lighthouse, mobile

Metric Current Previous Change Best Worst Trend
LCP Largest Contentful Paint 1.08 s 1.35 s ↓ -276 ms (-20.4%) significant 1.08 s 1.36 s
CLS Cumulative Layout Shift 0.129 0.149 ↓ -0.020 (-13.4%) significant 0.129 0.149
TBT Total Blocking Time 0 ms 0 ms → no change 0 ms 0 ms
FCP First Contentful Paint 845 ms 1.20 s ↓ -358 ms (-29.8%) significant 845 ms 1.21 s
Speed Index 845 ms 1.20 s ↓ -358 ms (-29.8%) significant 845 ms 1.21 s
TTFB Time to First Byte 627 ms 603 ms ↑ +24 ms (+4%) 603 ms 627 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 54 ms
resource load duration 20 ms
time to first byte 13 ms
resource load delay 9 ms

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 198 kB 198 kB ↑ +49 B 198 kB 198 kB
Requests 20 20 → no change 20 20
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

  • image 57.7% 114 kB · 13 req
  • font 35.9% 71.0 kB · 3 req
  • document 3.1% 6.1 kB · 1 req
  • stylesheet 2.2% 4.4 kB · 1 req
  • other 0.6% 1.3 kB · 1 req
  • script 0.5% 903 B · 1 req

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 359 ms 259 ms ↑ +100 ms (+38.6%) 259 ms 369 ms
Long Tasks 1 0 ↑ +1 0 1
DOM Elements 225 225 → no change 225 225
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 185 ms
style layout 120 ms
paint composite render 24 ms
script evaluation 17 ms
parse HTML 12 ms
script parse compile 1 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 418 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 6, 2026, 9:04 PM UTC 96 1.08 s 0.129 0 ms 198 kB 3/3 ±8 2,284 -8% 23.3s Wayback
Aug 30, 2026, 8:40 PM UTC 94 1.35 s 0.149 0 ms 198 kB 3/3 ±8 3,055 +23% 25.2s Wayback
Aug 21, 2026, 11:24 AM UTC 94 1.36 s 0.149 0 ms 198 kB 3/3 ±3 2,479 0% 26.4s Wayback

Embed this score

Use this web component to show aldr.dev'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.aldr.dev/"></speedlify2-score>