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 ·

cg21.in

https://cg21.in/

63 100 100 100 CWV AXE

Data from Aug 20, 2026, 4:30 PM UTC — 26h old.

Built Awesome · 1 measurement · since Aug 20, 2026 · last attempt 26h

Scores

63
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 2.21 s 2.21 s 2.21 s
CLS Cumulative Layout Shift 0 0 0
TBT Total Blocking Time 166.18 s 166.18 s 166.18 s
FCP First Contentful Paint 1.72 s 1.72 s 1.72 s
Speed Index 5.83 s 5.83 s 5.83 s
TTFB Time to First Byte 634 ms 634 ms 634 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 1.32 s
time to first byte 33 ms

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 216.4 kB 216.4 kB 216.4 kB
Requests 18 18 18
Third-party Weight 55.4 kB 55.4 kB 55.4 kB
Third-party CPU 20 ms 20 ms 20 ms
Unused JS 0 B 0 B 0 B
Unused CSS 21.3 kB 21.3 kB 21.3 kB

By resource type

image 102.6 kB · 5 req
script 63.7 kB · 4 req
font 34.3 kB · 2 req
document 13.1 kB · 1 req
other 1.7 kB · 2 req
third party 55.4 kB · 1 req

Third parties 1 entities

55.4 kB transferred, 20 ms of main thread time. This is the number most likely to regress without anyone on your team shipping anything.

Netlify 55.4 kB · 20 ms CPU

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 176.91 s 176.91 s 176.91 s
Long Tasks 20 20 20
DOM Elements 460 460 460
A11y Failures 0 0 0
A11y Failing Nodes 0 0 0

Main thread work

other 176.36 s
script evaluation 333 ms
style layout 87 ms
paint composite render 75 ms
script parse compile 25 ms
parse HTML 22 ms

Axe violations axe-core , full rule set

The axe run failed: Navigation timeout of 120000 ms exceeded

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, 4:30 PM UTC 63 2.21 s 0 166.18 s 216.4 kB 3/3 ±0 3,391 363.4s

Embed this score

Live below, then the markup that produces it. Drop that on any page to show cg21.in'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://cg21.in/"></speedlify-score>