speedlify2

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

Measurement runs · Embed a score · Field data from the Chrome UX Report ·

ciccarello.me

https://www.ciccarello.me/

84 100 100 100 CWV 0AXE

Data from Aug 21, 2026, 11:30 AM UTC — 7h old.

Built Awesome · 1 measurement · since Aug 21, 2026 · last attempt 7h

Stack

Detected on the same page load as the accessibility pass — the generator from <meta name="generator"> or the shape of the page, the host from response headers.

Eleventy 3.1.6 Built with Eleventy 3.1.6
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Core Web Vitals field data, origin-level

Real Chrome users, 28-day window (2026-07-19 → 2026-08-15). From the backfilled CrUX history rather than this measurement, which predates the API key. This is what Google measures you on.

LCP no data
INP no data
CLS no data

Scores

84
Performance
no change
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 4.54 s 4.54 s 4.54 s
CLS Cumulative Layout Shift 0 0 0
TBT Total Blocking Time 0 ms 0 ms 0 ms
FCP First Contentful Paint 904 ms 904 ms 904 ms
Speed Index 904 ms 904 ms 904 ms
TTFB Time to First Byte 604 ms 604 ms 604 ms

What LCP is made of

A flat LCP number tells you something regressed. The subparts tell you whether it was the server, resource discovery, the download, or rendering.

resource load duration 127 ms
element render delay 19 ms
resource load delay 9 ms
time to first byte 7 ms

Field history 25 weeks

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

Week ending LCPINPCLSFCPTTFB
2026-08-15
2026-08-08
2026-08-01
2026-07-25
2026-07-18
2026-07-11
2026-07-04
2026-06-27
2026-06-20
2026-06-13
2026-06-06
2026-05-30

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 728.0 kB 728.0 kB 728.0 kB
Requests 11 11 11
Third-party Weight 458.4 kB 458.4 kB 458.4 kB
Third-party CPU 8 ms 8 ms 8 ms
Unused JS 0 B 0 B 0 B
Unused CSS 0 B 0 B 0 B

By resource type

image 695.1 kB · 2 req
document 13.4 kB · 1 req
script 12.9 kB · 2 req
stylesheet 6.2 kB · 3 req
other 36 B · 2 req
third party 458.4 kB · 4 req

Third parties 3 entities

458.4 kB transferred, 8 ms of main thread time. This is the number most likely to regress without anyone on your team shipping anything.

Gravatar 446.9 kB · 0 ms CPU
Cloudflare 11.5 kB · 8 ms CPU
cloudflareinsights.com 36 B · 0 ms CPU

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 258 ms 258 ms 258 ms
Long Tasks 0 0 0
DOM Elements 291 291 291
Axe Violations Violating nodes from a full axe run — stricter than Lighthouse's subset 0 0 0
A11y Failures 0 0 0
A11y Failing Nodes 0 0 0

Main thread work

other 100 ms
style layout 68 ms
script evaluation 55 ms
paint composite render 17 ms
parse HTML 13 ms
script parse compile 5 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 730 passing. This is a standalone axe run, stricter than the subset Lighthouse folds into its score above — and it is the second tiebreaker in the ranking.

Hygiene

Changes rarely — which is exactly why a change is worth noticing.

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h2

Measurement log

Every stored run for this URL, newest first. Failures are kept as records — "this site was down on Tuesday" is data too.

When PerfLCPCLSTBTWeight RunsSpreadBenchTook
Aug 21, 2026, 11:30 AM UTC 84 4.54 s 0 0 ms 728.0 kB 3/3 ±5 2,479 23.2s

Embed this score

Live below, then the markup that produces it. Drop that on any page to show ciccarello.me's scores, updated whenever this instance re-measures — more about the component. Don’t forget to bundle the speedlify-score.js component code into your site!

<speedlify-score speedlify-url="https://zachleat.github.io/speedlify2/" url="https://www.ciccarello.me/"></speedlify-score>