joshcrain.io
Ranks Overall #22 Built Awesome #20
Data from Sep 5, 2026, 6:00 PM UTC old Measured once a week · 3 runs since Aug 21, 2026
Test elsewhere:
PageSpeed Insights ·
Calibre ·
Treo ·
CrUX Vis
Stack
Lighthouse Scores
Filmstrip Lighthouse, mobile
How the page drew during the measured load, at 8 points across 3.00 s.
-
375 ms
-
750 ms
-
1.13 s
-
1.50 s
-
1.88 s
-
2.25 s
-
2.63 s
-
3.00 s
Without JavaScript
The same load, photographed twice at 412×823: once with scripts disabled, once as rendered.
12.2% of pixels differ — parts of the page change. A shifted layout counts as difference, so a <noscript> banner alone can account for a large figure.
Lab metrics Lighthouse, mobile
| Metric | Current | Previous | Change | Best | Worst | Trend |
|---|---|---|---|---|---|---|
| LCP Largest Contentful Paint | 1.07 s | 1.08 s | ↓ -6 ms (-0.6%) | 1.07 s | 1.08 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 | 840 ms | 849 ms | ↓ -9 ms (-1.1%) | 840 ms | 849 ms | |
| Speed Index | 840 ms | 849 ms | ↓ -9 ms (-1.1%) | 840 ms | 849 ms | |
| TTFB Time to First Byte | 620 ms | 626 ms | ↓ -6 ms (-1%) | 620 ms | 633 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 | 167 kB | 167 kB | ↓ -69 B | 167 kB | 167 kB | |
| Requests | 7 | 7 | → no change | 7 | 7 | |
| 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
- image 73.5% 121 kB · 3 req
- font 18.3% 30.3 kB · 1 req
- document 7.9% 13.0 kB · 1 req
- other 0.3% 487 B · 1 req
Page health
| Metric | Current | Previous | Change | Best | Worst | Trend |
|---|---|---|---|---|---|---|
| Main Thread Work | 234 ms | 254 ms | ↓ -21 ms (-8.2%) | 191 ms | 254 ms | |
| Long Tasks | 0 | 1 | ↓ -1 (-100%) | 0 | 1 | |
| DOM Elements | 355 | 354 | ↑ +1 (+0.3%) | 354 | 355 | |
| Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) | 0 | 0 | → no change | 0 | 0 | |
| A11y Failures | 0 | 0 | → no change | 0 | 0 | |
| A11y Failing Nodes | 0 | 0 | → no change | 0 | 0 |
Main thread work
Axe violations axe-core 4.13.0, full rule set
0 violating nodes across 0 rules, 693 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.
Hygiene
Measurement log
Every stored run for this URL, newest first.
| When | Scores | Perf | LCP | CLS | TBT | Weight | Runs | Spread | Bench | Took |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 5, 2026, 6:00 PM UTC | 100 | 1.07 s | 0 | 0 ms | 167 kB | 3/3 | ±0 | 2,482 0% | 23.1s | |
| Aug 29, 2026, 5:02 PM UTC | 100 | 1.08 s | 0 | 0 ms | 167 kB | 3/3 | ±0 | 2,451 -1% | 23.6s | |
| Aug 21, 2026, 1:21 AM UTC | 100 | 1.08 s | 0 | 0 ms | 167 kB | 3/3 | ±0 | 3,375 +36% | 21.4s |
Embed this score
Use this web component to show joshcrain.io'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://joshcrain.io/"></speedlify2-score>