What powers 
hsl.gov.uk?
Last seen Aug 2026 · 16 technologies across 9 categories
Font scripts
Google Font API
since Aug 2018
JavaScript graphics
Chart.js
since Dec 2020
JavaScript libraries
Maps
Google Maps
since Dec 2021
Operating systems
Windows Server
since Aug 2018
Security
HSTS
since Sep 2022
UI frameworks
Web frameworks
Microsoft ASP.NET
since Aug 2018
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Open Page Rank
4.92 / 10 · ranked #255,055 of all domains
145 referring domains · OpenPageRank
Page
- Weight: 0.0 MB · 3 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Health and Safety Laboratory
- Country: United Kingdom
From Wikidata (CC0).
Infrastructure
- Hosted on CONNECT-LIVERPOOL (193.110.245.132)
- DNS: bb-online.co.uk
- Email: Broadcom MessageLabs
- Email security: no SPF record, no DMARC record
- SSL: DigiCert, RSA 4096, wildcard, expires Nov 2026
- Common Crawl link graph: rank 627,860, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.hsl.gov.uk | 13 |
| sds.hsl.gov.uk | 5 |
| xnet.hsl.gov.uk | 3 |