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 ·

dgrammatiko.dev

https://dgrammatiko.dev/

100 100 100 100 –CWV 1AXE

Data from Aug 20, 2026, 8:39 PM UTC — 22h old.

Built Awesome · 1 measurement · since Aug 20, 2026 · last attempt 22h

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 Built with Eleventy
Cloudflare Hosted by Cloudflare

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 1.55 s — — 1.55 s 1.55 s
CLS Cumulative Layout Shift 0.011 — — 0.011 0.011
TBT Total Blocking Time 0 ms — — 0 ms 0 ms
FCP First Contentful Paint 1.25 s — — 1.25 s 1.25 s
Speed Index 1.25 s — — 1.25 s 1.25 s
TTFB Time to First Byte 476 ms — — 476 ms 476 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 34 ms
element render delay 32 ms
time to first byte 30 ms
resource load delay 11 ms

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 76.9 kB — — 76.9 kB 76.9 kB
Requests 12 — — 12 12
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 26.3 kB · 1 req
other 17.7 kB · 5 req
image 16.9 kB · 1 req
script 6.2 kB · 3 req
stylesheet 5.4 kB · 1 req
document 4.3 kB · 1 req

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 271 ms — — 271 ms 271 ms
Long Tasks 0 — — 0 0
DOM Elements 65 — — 65 65
Axe Violations Violating nodes from a full axe run — stricter than Lighthouse's subset 1 — — 1 1
A11y Failures 0 — — 0 0
A11y Failing Nodes 0 — — 0 0

Main thread work

other 138 ms
style layout 88 ms
script evaluation 23 ms
paint composite render 14 ms
parse HTML 8 ms
script parse compile 1 ms

Axe violations axe-core 4.13.0, full rule set

1 violating node across 1 rule, 130 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.

  • moderate page-has-heading-one — Page should contain a level-one heading 1 node

Hygiene

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

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h3

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, 8:39 PM UTC 100 1.55 s 0.011 0 ms 76.9 kB 3/3 ±1 2,345 21.1s

Embed this score

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