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 ·

webglossary.info

https://webglossary.info/

91 96 100 92 –CWV 2AXE

Data from Aug 21, 2026, 10:31 AM UTC — 8h old.

Built Awesome · 1 measurement · since Aug 21, 2026 · last attempt 8h

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.

Self-hosted · Apache Hosted by Self-hosted

Scores

91
Performance
no change
96
Accessibility
no change
100
Best Practices
no change
92
SEO
no change

Lab metrics Lighthouse, mobile

Metric Current Previous Change Best Worst Trend
LCP Largest Contentful Paint 2.87 s — — 2.87 s 2.87 s
CLS Cumulative Layout Shift 0.022 — — 0.022 0.022
TBT Total Blocking Time 0 ms — — 0 ms 0 ms
FCP First Contentful Paint 2.55 s — — 2.55 s 2.55 s
Speed Index 2.55 s — — 2.55 s 2.55 s
TTFB Time to First Byte 671 ms — — 671 ms 671 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.

time to first byte 545 ms
element render delay 230 ms

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 79.5 kB — — 79.5 kB 79.5 kB
Requests 7 — — 7 7
Third-party Weight 23.9 kB — — 23.9 kB 23.9 kB
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

document 49.1 kB · 1 req
image 13.0 kB · 3 req
font 9.5 kB · 1 req
stylesheet 1.4 kB · 1 req
third party 23.9 kB · 5 req

Third parties 1 entities

23.9 kB transferred, 0 ms of main thread time. This is the number most likely to regress without anyone on your team shipping anything.

cloudfront.net 23.9 kB · 0 ms CPU

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 520 ms — — 520 ms 520 ms
Long Tasks 2 — — 2 2
DOM Elements 4,718 — — 4,718 4,718
Axe Violations Violating nodes from a full axe run — stricter than Lighthouse's subset 2 — — 2 2
A11y Failures 1 — — 1 1
A11y Failing Nodes 2 — — 2 2

Main thread work

other 162 ms
script evaluation 149 ms
style layout 133 ms
script parse compile 47 ms
parse HTML 20 ms
paint composite render 10 ms

Axe violations axe-core 4.13.0, full rule set

2 violating nodes across 1 rule, 9497 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.

  • serious link-in-text-block — Links must be distinguishable without relying on color 2 nodes

Accessibility failures 1 of 22 audits

Tracked as a count, not just the score — the weighted score is coarse enough that you can ship a broken component and barely move it.

  • link-in-text-block — Links rely on color to be distinguishable. 2 nodes

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, 10:31 AM UTC 91 2.87 s 0.022 0 ms 79.5 kB 3/3 ±1 2,282 39.1s

Embed this score

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