neckam.nl
Ranks Overall #306 Built Awesome #247
Data from Sep 12, 2026, 11:49 PM UTC old Measured once a week · 4 runs since Aug 21, 2026
Elsewhere:
PageSpeed Insights ·
Calibre ·
Treo ·
CrUX Vis ·
Scoring Calculator ·
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 | 2.13 s good | ↑ +174 ms (+8.9%) 1.90 s – 2.41 s | |
| INP CWV Interaction to Next Paint — field only, no lab run can measure it | n/a | — | |
| CLS CWV (estimate) Cumulative Layout Shift | 0.009 good | → no change 0 – 0.009 | |
| TBT Total Blocking Time | 0 ms good | → no change 0 ms – 0 ms | |
| FCP First Contentful Paint | 1.93 s needs work | ↑ +178 ms (+10.2%) significant 1.67 s – 1.93 s | |
| Speed Index | 2.48 s good | ↑ +725 ms (+41.4%) 1.67 s – 2.63 s | |
| TTFB Time to First Byte | 785 ms good | ↑ +24 ms (+3.2%) 695 ms – 785 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 | 669 kB | ↑ +543 B (+0.1%) 668 kB – 669 kB | |
| Requests | 20 | → no change 20 – 20 | |
| Third-party Weight | 3.8 kB | ↑ +1 B 3.8 kB – 3.8 kB | |
| Third-party CPU | 1 ms | ↑ +0 ms (+20%) 1 ms – 1 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 | 91.4% | 608 kB | 11 | |
| script | 4% | 26.3 kB | 2 | |
| font | 1.9% | 12.4 kB | 1 | |
| stylesheet | 1.2% | 8.1 kB | 1 | |
| document | 1.2% | 7.9 kB | 1 | |
| other | 0.3% | 2.2 kB | 3 | |
| Total | 669 kB | 20 |
Third parties 1 entities
| Entity | Transfer | Size | Main thread Simulated |
|---|---|---|---|
| Plausible | 3.8 kB | 1 ms | |
| Total | 3.8 kB | 1 ms |
Page health
| Metric | Value | Change / range | Trend |
|---|---|---|---|
| Main Thread Work | 372 ms | ↑ +125 ms (+50.7%) significant 247 ms – 372 ms | |
| Long Tasks | 0 | → no change 0 – 0 | |
| DOM Elements | 247 | → no change 247 – 247 | |
| 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 | 61% | 226 ms | |
| style layout | 17% | 62 ms | |
| script evaluation | 8% | 31 ms | |
| paint composite render | 8% | 28 ms | |
| parse HTML | 3% | 13 ms | |
| script parse compile | 3% | 12 ms | |
| Total | 372 ms |
Axe violations axe-core 4.13.0, full rule set
0 violating nodes across 0 rules, 361 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 12, 2026, 11:49 PM UTC | 97 | 2.13 s | 0.009 | 0 ms | 669 kB | 3/3 | ±1 | 2,490 0% | 29s |
|
|
| Sep 5, 2026, 8:09 PM UTC | 98 | 1.96 s | 0.009 | 0 ms | 668 kB | 3/3 | ±0 | 3,401 +37% | 25.6s |
|
|
| Aug 29, 2026, 7:52 PM UTC | 99 | 1.90 s | 0.009 | 0 ms | 668 kB | 3/3 | ±1 | 2,469 -1% | 25.3s |
|
|
| Aug 21, 2026, 4:53 AM UTC | 96 | 2.41 s | 0 | 0 ms | 669 kB | 3/3 | ±3 | 2,501 +1% | 29.6s |
|
Embed this score
Use this web component to show neckam.nl'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://neckam.nl/"></speedlify2-score>