cri.dev
Ranks Overall #1,080 Built Awesome #837
Data from Sep 4, 2026, 2:56 PM UTC old Measured once a week · 3 runs since Aug 20, 2026
Elsewhere:
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Treo ·
CrUX Vis ·
Wayback Machine
Stack
Lighthouse Scores
Lab metrics Lighthouse, mobile
| Metric | Current | Previous | Change | Best | Worst | Trend |
|---|---|---|---|---|---|---|
| LCP Largest Contentful Paint | 1.65 s | 1.69 s | ↓ -45 ms (-2.7%) | 1.65 s | 1.69 s | |
| CLS Cumulative Layout Shift | 0 | 0 | → no change | 0 | 0 | |
| TBT Total Blocking Time | 0 ms | 0 ms | → no change | 0 ms | 0 ms | |
| FCP First Contentful Paint | 835 ms | 849 ms | ↓ -14 ms (-1.6%) | 835 ms | 849 ms | |
| Speed Index | 835 ms | 849 ms | ↓ -14 ms (-1.6%) | 835 ms | 849 ms | |
| TTFB Time to First Byte | 478 ms | 646 ms | ↓ -168 ms (-26%) | 478 ms | 646 ms |
LCP Subparts lab observed, unthrottled
The subparts attribute LCP to your server, resource discovery, download, or rendering. Note that the Lab metrics LCP metric shown above is throttled.
Page weight
| Metric | Current | Previous | Change | Best | Worst | Trend |
|---|---|---|---|---|---|---|
| Page Weight | 17.0 kB | 16.2 kB | ↑ +808 B (+5%) | 16.2 kB | 17.8 kB | |
| Requests | 10 | 10 | → no change | 10 | 10 | |
| Third-party Weight | 0 B | 0 B | → no change | 0 B | 0 B | |
| Third-party CPU | 0 ms | 0 ms | → no change | 0 ms | 0 ms | |
| Unused JS | 0 B | 0 B | → no change | 0 B | 0 B | |
| Unused CSS | 0 B | 0 B | → no change | 0 B | 0 B |
By resource type
- document 49.8% 8.5 kB · 1 req
- script 31.6% 5.4 kB · 3 req
- other 18.7% 3.2 kB · 4 req
Page health
| Metric | Current | Previous | Change | Best | Worst | Trend |
|---|---|---|---|---|---|---|
| Main Thread Work | 1.07 s | 1.05 s | ↑ +23 ms (+2.2%) | 703 ms | 1.07 s | |
| Long Tasks | 0 | 0 | → no change | 0 | 0 | |
| DOM Elements | 79 | 79 | → no change | 79 | 80 | |
| Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) | 13 | 13 | → no change | 5 | 13 | |
| A11y Failures | 1 | 1 | → no change | 1 | 1 | |
| A11y Failing Nodes | 12 | 12 | → no change | 4 | 12 |
Main thread work
Axe violations axe-core 4.13.0, full rule set
13 violating nodes across 2 rules, 189 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.
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serious
color-contrast— Elements must meet minimum color contrast ratio thresholds 12 nodes -
moderate
region— All page content should be contained by landmarks 1 node
Accessibility failures 1 of 20 audits
-
color-contrast— Background and foreground colors do not have a sufficient contrast ratio. 12 nodes
Hygiene
Measurement log
Every stored run for this URL, newest first.
| When | Scores | Perf | LCP | CLS | TBT | Weight | Runs | Spread | Bench | Took | Archive |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 4, 2026, 2:56 PM UTC | 100 | 1.65 s | 0 | 0 ms | 17.0 kB | 3/3 | ±0 | 2,344 -5% | 26.4s |
|
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| Aug 28, 2026, 1:53 PM UTC | 100 | 1.69 s | 0 | 0 ms | 16.2 kB | 3/3 | ±0 | 2,460 -1% | 27.1s |
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| Aug 20, 2026, 7:36 PM UTC | 100 | 1.68 s | 0 | 0 ms | 17.8 kB | 3/3 | ±0 | 2,417 -3% | 26.5s |
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Embed this score
Use this web component to show cri.dev's scores on any website, updated whenever this instance re-measures. Don’t forget to bundle the speedlify2-score.js component code into your site!
<speedlify2-score speedlify-url="https://www.speedlify.dev/" url="https://cri.dev/"></speedlify2-score>