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 ·

jeremias.codes

https://jeremias.codes/

Data from Aug 20, 2026, 11:34 PM UTC — 18h old.

Built Awesome · 1 measurement · since Aug 20, 2026 · last attempt 18h

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 3.0.0 Built with Eleventy 3.0.0
Netlify Hosted by Netlify

Scores

100
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 1.23 s 1.23 s 1.23 s
CLS Cumulative Layout Shift 0 0 0
TBT Total Blocking Time 0 ms 0 ms 0 ms
FCP First Contentful Paint 803 ms 803 ms 803 ms
Speed Index 803 ms 803 ms 803 ms
TTFB Time to First Byte 623 ms 623 ms 623 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.

element render delay 98 ms
time to first byte 24 ms

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 118.5 kB 118.5 kB 118.5 kB
Requests 14 14 14
Third-party Weight 0 B 0 B 0 B
Third-party CPU 0 ms 0 ms 0 ms
Unused JS 0 B 0 B 0 B
Unused CSS 0 B 0 B 0 B

By resource type

font 73.9 kB · 2 req
other 28.2 kB · 8 req
document 5.4 kB · 1 req
script 2.7 kB · 2 req

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 146 ms 146 ms 146 ms
Long Tasks 0 0 0
DOM Elements 68 68 68
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 89 ms
script evaluation 26 ms
style layout 16 ms
parse HTML 9 ms
paint composite render 4 ms
script parse compile 2 ms

Axe violations axe-core 4.13.0, full rule set

0 violating nodes across 0 rules, 214 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 20, 2026, 11:34 PM UTC 100 1.23 s 0 0 ms 118.5 kB 3/3 ±3 2,437 21.5s

Embed this score

Live below, then the markup that produces it. Drop that on any page to show jeremias.codes'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://jeremias.codes/"></speedlify-score>