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

johnskinnerportfolio.com

https://johnskinnerportfolio.com/

96 100 100 100 ✓AXE –CWV

Ranks Overall #316 Built Awesome #259

Data from Sep 5, 2026, 5:55 PM UTC old Measured once a week · 3 runs since Aug 21, 2026

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

Stack

Cloudflare Hosted by Cloudflare

Lighthouse Scores

96
Performance
↓ -1 (-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 2.02 s 1.56 s ↑ +457 ms (+29.3%) 1.56 s 2.02 s
CLS Cumulative Layout Shift 0.111 0.097 ↑ +0.014 (+14.4%) significant 0.097 0.111
TBT Total Blocking Time 0 ms 0 ms → no change 0 ms 0 ms
FCP First Contentful Paint 1.54 s 1.56 s ↓ -19 ms (-1.2%) 1.54 s 1.57 s
Speed Index 1.54 s 1.56 s ↓ -19 ms (-1.2%) 1.54 s 1.57 s
TTFB Time to First Byte 473 ms 634 ms ↓ -161 ms (-25.4%) 473 ms 634 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 98 ms
time to first byte 39 ms

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 62.3 kB 61.4 kB ↑ +884 B (+1.4%) 61.4 kB 63.5 kB
Requests 9 9 → no change 9 9
Third-party Weight 10.2 kB 9.6 kB ↑ +616 B (+6.4%) 9.6 kB 11.4 kB
Third-party CPU 6 ms 6 ms ↑ +0 ms (+3.4%) 4 ms 6 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 73.4% 43.9 kB · 3 req
  • script 17.1% 10.2 kB · 1 req
  • stylesheet 4.4% 2.6 kB · 2 req
  • document 4.3% 2.6 kB · 1 req
  • other 0.8% 466 B · 1 req

Third parties 1 entities

10.2 kB transferred, 6 ms on the main thread.

Cloudflare script 10.2 kB · 6 ms CPU

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 230 ms 208 ms ↑ +22 ms (+10.7%) 193 ms 230 ms
Long Tasks 0 0 → no change 0 0
DOM Elements 47 47 → no change 47 47
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 106 ms
script evaluation 67 ms
style layout 42 ms
paint composite render 8 ms
parse HTML 6 ms
script parse compile 2 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 97 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 h3

Measurement log

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Sep 5, 2026, 5:55 PM UTC 96 2.02 s 0.111 0 ms 62.3 kB 3/3 ±2 2,235 -10% 22.4s Wayback
Aug 29, 2026, 4:58 PM UTC 97 1.56 s 0.097 0 ms 61.4 kB 3/3 ±1 2,716 +10% 23s Wayback
Aug 21, 2026, 1:23 AM UTC 97 1.72 s 0.097 0 ms 63.5 kB 3/3 ±1 2,494 +1% 22s Wayback

Embed this score

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