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

franceparkinson.fr

https://www.franceparkinson.fr/

72 100 73 100 !AXE CWV

Ranks Overall #3 Important #2

Data from Sep 4, 2026, 11:08 AM UTC old Measured once a day · 1 run since Sep 4, 2026

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

Stack

WP Built with WP Rocket 3.23.3.3
Cloudflare Hosted by Cloudflare

Core Web Vitals field data, url-level

Real Chrome users, 28-day window (2026-08-06 → 2026-09-02).

LCP 1.72 s good
INP 177 ms good
CLS 0.010 good

Lighthouse Scores

72
Performance
no change
100
Accessibility
no change
73
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

83.7% of pixels differ — the page changes substantially. 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 3.91 s 3.91 s 3.91 s
CLS Cumulative Layout Shift 0.067 0.067 0.067
TBT Total Blocking Time 396 ms 396 ms 396 ms
FCP First Contentful Paint 2.61 s 2.61 s 2.61 s
Speed Index 3.86 s 3.86 s 3.86 s
TTFB Time to First Byte 628 ms 628 ms 628 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.

time to first byte 128 ms
element render delay 61 ms
resource load duration 33 ms
resource load delay 9 ms

Field data Chrome UX Report, url-level

Real Chrome users, 28-day trailing window (2026-08-06 → 2026-09-02).

Metric p75 Rating Distribution (good / needs work / poor)
LCP CWV 1.72 s good 82.8% good
INP CWV Interaction to Next Paint — field only, Lighthouse cannot measure this in a lab run 177 ms good 79.3% good
CLS CWV 0.010 good 99.1% good
FCP 1.54 s good 78.5% good
TTFB 757 ms good 75.5% good

Lab LCP vs Field LCP

Lab 3.91 s
Field p75 1.72 s

The lab LCP is 2.27× the field p75 — real users likely have above-average hardware or network connectivity.

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 1.61 MB 1.61 MB 1.61 MB
Requests 97 97 97
Third-party Weight 943 kB 943 kB 943 kB
Third-party CPU 235 ms 235 ms 235 ms
Unused JS 376 kB 376 kB 376 kB
Unused CSS 57.5 kB 57.5 kB 57.5 kB

By resource type

  • script 66.4% 1.07 MB · 29 req
  • image 12.4% 200 kB · 15 req
  • font 11.3% 182 kB · 9 req
  • stylesheet 5.6% 90.8 kB · 8 req
  • document 2.9% 47.0 kB · 2 req
  • other 1.4% 22.0 kB · 14 req

Third parties 10 entities

943 kB transferred, 235 ms on the main thread.

Google Tag Manager script 687 kB · 179 ms CPU
consentframework.com script 145 kB · 28 ms CPU
LinkedIn Ads 40.3 kB · 9 ms CPU
avads.net 20.6 kB · 6 ms CPU
The Trade Desk 15.5 kB · 2 ms CPU

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 2.22 s 2.22 s 2.22 s
Long Tasks 9 9 9
DOM Elements 1,292 1,292 1,292
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 2 2 2
A11y Failures 0 0 0
A11y Failing Nodes 0 0 0

Main thread work

script evaluation 1.15 s
script parse compile 367 ms
other 318 ms
style layout 244 ms
parse HTML 57 ms
paint composite render 52 ms
garbage collection 34 ms

Axe violations axe-core 4.13.0, full rule set

2 violating nodes across 2 rules, 1349 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • moderate landmark-unique — Landmarks should have a unique role or role/label/title (i.e. accessible name) combination 1 node
  • moderate region — All page content should be contained by landmarks 1 node

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 4, 2026, 11:08 AM UTC 72 3.91 s 0.067 396 ms 1.61 MB 3/3 ±29 1,852 0% 42s