What powers nsi.org.uk?
Last seen Jun 2026 · 36 technologies across 17 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| nsi certified | #1 | 9 |
| nsi companies | #3 | 5 |
| alarm receiving centre standards | #6 | 2 |
| nsi security | #7 | 2 |
| nsi logo | #6 | 2 |
| intruder alarm system uk | #8 | 2 |
| iso 9001:2015 clauses | #6 | 2 |
| clauses of iso 9001:2015 | #10 | 1 |
| ssqs | #15 | 1 |
| n s i meaning | #62 | 1 |
| n s i meaning | #38 | 1 |
| iso clause | #8 | 1 |
| iso 9001:2015 standard pdf | #20 | 1 |
| iso 9001 pdf | #23 | 1 |
| iso 9001 clauses 2015 | #8 | 1 |
| keyholding service | #12 | 1 |
| how long does fire alarm battery last | #67 | 1 |
| battery calculations for fire alarm | #21 | 0 |
| best house alarm system uk | #31 | 0 |
| bs5839 | #73 | 0 |
| bs 5266-1:2016 book | #46 | 0 |
| bs 5266 1 2016 book | #57 | 0 |
| cctv uk | #73 | 0 |
| cctv technician training | #36 | 0 |
| cctv licence | #25 | 0 |
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
- 64% desktop
- 36% phone
United Kingdom
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.33 / 10 · ranked #181,413 of all domains
157 referring domains · OpenPageRank
Search traffic
34 est. monthly organic visits (US)
120 keywords in Google's top 30
Core Web Vitals
| LCP | 1.9 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United Kingdom)
- CDN: Sucuri Firewall
- Weight: 6.1 MB · 127 requests
- WordPress theme: bb-theme (child: bb-theme-child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Priority Hints Mar 2026
- detected Cloudflare Feb 2026
- detected Cloudflare Bot Management Feb 2026
- detected HubSpot Feb 2026
- detected HubSpot Analytics Feb 2026
- detected HubSpot WordPress plugin Feb 2026
- detected Litespeed Cache Feb 2026
- dropped Priority Hints Feb 2026
- dropped YouTube Feb 2026
- detected TablePress Jan 2026
- detected Twitter Emoji (Twemoji) Jan 2026