seasonal.today
Ranks Overall #261 Built Awesome #204
Data from Oct 4, 2026, 7:15 PM UTC old Measured once a week · 7 runs since Aug 21, 2026
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Wayback Machine
Lab data is measured using Lighthouse, Mobile mode unless otherwise specified. Field data is reported from Chrome UX Report (using p75 measurements).
Stack
Lighthouse Scores LAB Simulated
Metrics LAB
No field data: the Chrome UX Report is not being collected for this project, so every figure below is from the Lighthouse run.
| Metric | Lab Simulated | ||
|---|---|---|---|
| Value | Change / range | Trend | |
| LCP CWV (estimate) Largest Contentful Paint | 1.83 s good | ↓ -2 ms (-0.1%) 821 ms – 1.83 s | |
| INP CWV Interaction to Next Paint — field only, no lab run can measure it | n/a | — | |
| CLS CWV (estimate) Cumulative Layout Shift | 0 good | → no change 0 – 0 | |
| TBT Total Blocking Time | 0 ms good | → no change 0 ms – 0 ms | |
| FCP First Contentful Paint | 1.53 s good | ↓ -2 ms (-0.1%) 821 ms – 1.69 s | |
| Speed Index | 1.53 s good | ↓ -2 ms (-0.1%) 821 ms – 1.69 s | |
| TTFB Time to First Byte | 463 ms good | ↓ -6 ms (-1.3%) 460 ms – 614 ms | |
LCP Subparts LAB Unthrottled
The subparts attribute LCP to your server, resource discovery, download, or rendering. Note that the Lab LCP shown above is a simulated throttled estimate.
Page weight
| Metric | Value | Change / range | Trend |
|---|---|---|---|
| Page Weight | 77.3 kB | ↓ -30 B 76.6 kB – 78.1 kB | |
| Requests | 27 | → no change 27 – 27 | |
| Third-party Weight | 12.6 kB | ↓ -3 B 12.0 kB – 13.9 kB | |
| Third-party CPU | 5 ms | ↑ +0 ms (+2.1%) 4 ms – 7 ms | |
| Unused JS | 0 B | → no change 0 B – 0 B | |
| Unused CSS | 0 B | → no change 0 B – 0 B |
By resource type
| Type | Transfer | Share | Size | Requests |
|---|---|---|---|---|
| image | 60.4% | 46.7 kB | 20 | |
| script | 17.1% | 13.2 kB | 3 | |
| document | 13.6% | 10.5 kB | 1 | |
| other | 8.9% | 6.9 kB | 3 | |
| Total | 77.3 kB | 27 |
Third parties 2 entities
| Entity | Transfer | Size | Main thread Simulated |
|---|---|---|---|
| Cloudflare | 10.2 kB | 4 ms | |
| Plausible | 2.4 kB | 1 ms | |
| Total | 12.6 kB | 5 ms |
Page health
| Metric | Value | Change / range | Trend |
|---|---|---|---|
| Main Thread Work | 399 ms | ↓ -30 ms (-6.9%) 232 ms – 428 ms | |
| Long Tasks | 1 | → no change 0 – 1 | |
| DOM Elements | 82 | → no change 82 – 82 | |
| Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) | 0 | → no change 0 – 0 | |
| A11y Failures | 0 | → no change 0 – 0 | |
| A11y Failing Nodes | 0 | → no change 0 – 0 |
Main thread work
| Task | Time | Share | Duration Simulated |
|---|---|---|---|
| other | 53% | 209 ms | |
| style layout | 26% | 106 ms | |
| script evaluation | 12% | 49 ms | |
| parse HTML | 4% | 18 ms | |
| paint composite render | 4% | 15 ms | |
| script parse compile | 1% | 2 ms | |
| Total | 399 ms |
Axe violations axe-core 4.13.0, full rule set
0 violating nodes across 0 rules, 248 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 | Archive |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 4, 2026, 7:15 PM UTC | 99 | 1.83 s | 0 | 0 ms | 77.3 kB | 3/3 | ±0 | 2,470 -1% | 21.5s |
|
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| Sep 27, 2026, 5:34 PM UTC | 99 | 1.83 s | 0 | 0 ms | 77.3 kB | 3/3 | ±0 | 2,421 -3% | 22.8s |
|
|
| Sep 20, 2026, 10:50 AM UTC | 99 | 1.82 s | 0 | 0 ms | 77.3 kB | 3/3 | ±0 | 2,500 +1% | 21.9s |
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| Sep 13, 2026, 9:06 AM UTC | 99 | 1.82 s | 0 | 0 ms | 77.2 kB | 3/3 | ±0 | 2,470 -1% | 21.6s |
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| Sep 6, 2026, 5:40 AM UTC | 99 | 1.67 s | 0 | 0 ms | 76.8 kB | 3/3 | ±1 | 2,508 +1% | 21.8s |
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| Aug 30, 2026, 1:21 AM UTC | 100 | 821 ms | 0 | 0 ms | 76.6 kB | 3/3 | ±1 | 3,419 +38% | 21.2s |
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| Aug 21, 2026, 7:42 AM UTC | 99 | 1.69 s | 0 | 0 ms | 78.1 kB | 3/3 | ±1 | 4,513 +82% | 19.9s |
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Embed this score
Use this web component to show seasonal.today'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://seasonal.today/"></speedlify2-score>