speedlify2

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

Charts Compare Measurement runs Embed a score

horseracingdatasets.com

https://horseracingdatasets.com/

98 100 100 100 ✓AXE –CWV

Ranks Overall #284 Built Awesome #230

Data from Sep 5, 2026, 3:54 PM UTC old Measured once a week · 3 runs since Aug 21, 2026

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

Stack

Eleventy Built with Eleventy
Netlify Hosted by Netlify

Lighthouse Scores

98
Performance
no change
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 2.25 s good ↓ -17 ms (-0.7%) 1.84 s – 2.27 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 → no change 0 – 0
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 1.60 s good ↓ -32 ms (-2%) 1.60 s – 1.67 s
Speed Index 1.60 s good ↓ -32 ms (-2%) 1.60 s – 1.67 s
TTFB Time to First Byte 605 ms good ↓ -17 ms (-2.7%) 605 ms – 637 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 48 ms
time to first byte 7 ms

Page weight

Metric Value Change / range Trend
Page Weight 179 kB ↑ +552 B (+0.3%) 178 kB – 179 kB
Requests 8 → no change 8 – 8
Third-party Weight 2.7 kB → no change 2.7 kB – 2.7 kB
Third-party CPU 3 ms ↑ +0 ms (+8.7%) 2 ms – 3 ms
Unused JS 0 B → no change 0 B – 0 B
Unused CSS 0 B → no change 0 B – 0 B

By resource type

  • font 90.2% 161 kB · 3 req
  • image 3.6% 6.4 kB · 1 req
  • document 2.9% 5.1 kB · 1 req
  • other 2.1% 3.8 kB · 2 req
  • script 1.2% 2.2 kB · 1 req

Third parties 1 entities

2.7 kB transferred, 3 ms on the main thread.

Plausible scriptother 2.7 kB · 3 ms CPU

Page health

Metric Value Change / range Trend
Main Thread Work 158 ms ↓ -14 ms (-8%) 151 ms – 172 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 105 ↑ +15 (+16.7%) significant 90 – 105
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 72 ms
style layout 55 ms
script evaluation 19 ms
paint composite render 6 ms
parse HTML 5 ms
script parse compile 1 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 238 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 5, 2026, 3:54 PM UTC 98 2.25 s 0 0 ms 179 kB 3/3 ±1 2,898 +17% 19.5s Wayback
Aug 29, 2026, 12:33 PM UTC 98 2.27 s 0 0 ms 178 kB 3/3 ±2 2,499 +1% 21.7s Wayback
Aug 21, 2026, 1:14 AM UTC 99 1.84 s 0 0 ms 179 kB 3/3 ±1 3,454 +39% 21.9s Wayback

Embed this score

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