speedlify2

Lighthouse lab metrics, Axe, and Chrome UX Report field data for a list of sites recorded and compared over time. Follow us on Mastodon or Bluesky.

Charts Compare Measurement runs Embed a score Open to Work

v5.chriskrycho.com

https://v5.chriskrycho.com/

89PERF 100A11Y 100BEST 100SEO ✓AXE –CWV

Ranks Overall #461 Built Awesome #356

Data from Oct 5, 2026, 1:40 AM UTC old Measured once a week · 7 runs since Aug 21, 2026

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

Lab data is measured using Lighthouse, Mobile mode unless otherwise specified. Field data is reported from Chrome UX Report (using p75 measurements).

Stack

Cloudflare Hosted by Cloudflare

Lighthouse Scores LAB Simulated

89
Performance
↑ +7 (+8.5%)
100
Accessibility
no change
100
Best Practices
no change
100
SEO
no change

Metrics LAB

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 Simulated
Value Change / range Trend
LCP CWV (estimate) Largest Contentful Paint 3.17 s needs work ↓ -272 ms (-7.9%) 3.17 s – 3.47 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0.057 good ↑ +0.057 0 – 0.179
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 2.58 s needs work ↓ -710 ms (-21.6%) 2.27 s – 3.31 s
Speed Index 2.58 s good ↓ -2230 ms (-46.4%) 2.27 s – 4.80 s
TTFB Time to First Byte 616 ms good ↓ -98 ms (-13.7%) 616 ms – 753 ms

LCP Subparts LAB Unthrottled

The subparts attribute LCP to your server, resource discovery, download, or rendering. Note that the Lab LCP shown above is a simulated throttled estimate.

element render delay 114 ms
time to first byte 17 ms

Page weight

Metric Value Change / range Trend
Page Weight 339 kB ↑ +228 B (+0.1%) 338 kB – 339 kB
Requests 15 → no change 15 – 15
Third-party Weight 184 kB ↓ -32 B 184 kB – 184 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

Type Transfer Share Size Requests
font 94% 292 kB 7
stylesheet 4.2% 13.0 kB 5
document 1.4% 4.5 kB 1
script 0.4% 1.1 kB 1
Total 339 kB 15

Third parties 1 entities

Entity Transfer Size Main thread Simulated
Adobe TypeKit font 184 kB 0 ms
Total 184 kB 0 ms

Page health

Metric Value Change / range Trend
Main Thread Work 336 ms ↑ +81 ms (+31.8%) significant 230 ms – 336 ms
Long Tasks 1 → no change 0 – 1
DOM Elements 259 → no change 259 – 259
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

Task Time Share Duration Simulated
style layout 46% 155 ms
other 38% 126 ms
paint composite render 7% 23 ms
script evaluation 5% 16 ms
parse HTML 5% 15 ms
script parse compile 0% 1 ms
Total 336 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 563 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
2026-08-01 → 2026-09-26 No data — 9 weeks under the CrUX reporting threshold
2026-07-25 1.50 s — 0 1.41 s 613 ms
2026-07-18 1.55 s — 0 1.42 s —
2026-07-11 1.37 s — 0 1.27 s 545 ms
2026-06-20 → 2026-07-04 No data — 3 weeks under the CrUX reporting threshold
2026-06-13 1.53 s — 0.010 1.45 s 564 ms
2026-06-06 1.36 s — 0 1.26 s 480 ms
2026-05-30 1.42 s — 0.020 1.27 s 564 ms
2026-05-23 1.42 s — 0.070 1.27 s 630 ms
2026-05-16 1.37 s — 0.080 1.26 s 630 ms
2026-05-09 1.54 s — 0.150 1.45 s 808 ms
2026-05-02 1.56 s — 0.140 1.50 s 798 ms

Runs

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Oct 5, 2026, 1:40 AM UTC 89 3.17 s 0.057 0 ms 339 kB 3/3 ±6 2,417 -3% 24.6s Wayback
Sep 27, 2026, 11:44 PM UTC 82 3.45 s 0 0 ms 338 kB 3/3 ±8 3,413 +37% 23.5s Wayback
Sep 20, 2026, 8:43 PM UTC 82 3.47 s 0 0 ms 338 kB 3/3 ±8 2,386 -4% 25.1s Wayback
Sep 13, 2026, 8:24 PM UTC 89 3.19 s 0.018 0 ms 339 kB 3/3 ±7 2,342 -6% 24.3s Wayback
Sep 6, 2026, 6:53 PM UTC 82 3.44 s 0 0 ms 338 kB 3/3 ±8 2,848 +15% 24.1s Wayback
Aug 30, 2026, 5:58 PM UTC 90 3.17 s 0.057 0 ms 339 kB 3/3 ±5 2,458 -1% 23.2s Wayback
Aug 21, 2026, 4:51 PM UTC 83 3.18 s 0.179 0 ms 339 kB 3/3 ±2 3,048 +23% 22.5s Wayback

Embed this score

Use this web component to show v5.chriskrycho.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://v5.chriskrycho.com/"></speedlify2-score>