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

energieswitch.nl

https://energieswitch.nl/

93 100 100 100 ✓AXE –CWV

Ranks Overall #360 Built Awesome #291

Data from Sep 5, 2026, 8:08 AM UTC old Measured once a week · 3 runs since Aug 20, 2026

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

Stack

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

Lighthouse Scores

93
Performance
↓ -6 (-6.1%)
100
Accessibility
no change
100
Best Practices
no change
100
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 2.57 s needs work ↑ +944 ms (+57.9%) 1.63 s – 2.57 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0.001 good → no change 0.001 – 0.001
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 2.57 s needs work ↑ +944 ms (+57.9%) 1.63 s – 2.57 s
Speed Index 2.91 s good ↑ +1284 ms (+78.8%) 1.63 s – 2.91 s
TTFB Time to First Byte 746 ms good ↑ +43 ms (+6.1%) 684 ms – 746 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 1.19 s
time to first byte 151 ms

Page weight

Metric Value Change / range Trend
Page Weight 135 kB ↑ +9 B 135 kB – 135 kB
Requests 17 → no change 17 – 17
Third-party Weight 42.6 kB → no change 42.6 kB – 42.6 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

  • image 33.4% 43.9 kB · 8 req
  • font 31.8% 41.8 kB · 2 req
  • stylesheet 13.8% 18.1 kB · 2 req
  • script 11.5% 15.1 kB · 2 req
  • document 8% 10.5 kB · 1 req
  • other 1.4% 1.9 kB · 1 req

Third parties 1 entities

42.6 kB transferred, 0 ms on the main thread.

Google Fonts font 42.6 kB · 0 ms CPU

Page health

Metric Value Change / range Trend
Main Thread Work 367 ms ↓ -45 ms (-10.9%) 367 ms – 412 ms
Long Tasks 1 → no change 1 – 1
DOM Elements 455 → no change 455 – 455
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 157 ms
style layout 131 ms
paint composite render 27 ms
script evaluation 24 ms
parse HTML 22 ms
script parse compile 6 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 900 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

Field history 25 weeks

Weekly p75 from the CrUX History API, backfilled in a single request.

Week ending LCPINPCLSFCPTTFB
2026-03-21 → 2026-09-05 No data — 25 weeks under the CrUX reporting threshold

Runs

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Sep 5, 2026, 8:08 AM UTC 93 2.57 s 0.001 0 ms 135 kB 3/3 ±3 2,436 -2% 27.2s Wayback
Aug 29, 2026, 5:50 AM UTC 99 1.63 s 0.001 0 ms 135 kB 3/3 ±1 2,342 -6% 24.9s Wayback
Aug 20, 2026, 10:28 PM UTC 94 2.51 s 0.001 0 ms 135 kB 3/3 ±2 2,359 -5% 24.5s Wayback

Embed this score

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