What powers npl.co.uk?
Last seen Jun 2026 · 66 technologies across 28 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| gs force | #4 | 7,200 |
| 12pm | #2 | 3,300 |
| newton unit | #3 | 3,200 |
| is midnight am or pm | #1 | 3,000 |
| 12 am vs 12 pm | #1 | 2,000 |
| is midday am or pm | #1 | 1,700 |
| what is the unit of a force | #1 | 1,600 |
| newton si unit | #4 | 1,600 |
| what time is midnight | #1 | 1,500 |
| 12am and 12pm | #1 | 1,200 |
| newton si units | #5 | 1,200 |
| what is a metre | #2 | 1,100 |
| alex jones | #17 | 1,100 |
| specific gravity | #6 | 920 |
| what is 12 am | #1 | 820 |
| what time is 12 pm | #1 | 820 |
| what time is 12 am | #1 | 820 |
| force units | #2 | 800 |
| force units | #2 | 800 |
| force units | #2 | 800 |
| 12am or 12pm | #2 | 800 |
| si notation | #11 | 670 |
| is 12 pm noon | #5 | 640 |
| when is midnight | #2 | 580 |
| iso units | #6 | 560 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 61% phone
- 37% desktop
- 2% tablet
United Kingdom
Egypt
India
Germany
Indonesia
Canada
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
7.44 / 10 · ranked #21,000 of all domains
1,405 referring domains · OpenPageRank
Search traffic
67,800 est. monthly organic visits (US)
4,750 keywords in Google's top 30
Core Web Vitals
| LCP | 3.6 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 4.0 MB · 86 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| training.npl.co.uk | 21 |
| eprintspublications.npl.co.uk | 20 |
| www.npl.co.uk | 20 |
| empir.npl.co.uk | 17 |
| elearning.npl.co.uk | 15 |
| jobs.npl.co.uk | 14 |
| resource.npl.co.uk | 13 |
| careers.npl.co.uk | 10 |
| www.kayelaby.npl.co.uk | 9 |
Full technology history →
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Recent changes
- detected Emotion Mar 2026
- dropped Flowplayer Mar 2026
- detected Preact Mar 2026
- detected Pingdom RUM Jan 2026
- dropped Emotion Dec 2025
- dropped Preact Dec 2025