What powers 
number10.gov.uk?
Last seen Sep 2021 · 4 technologies across 4 categories
Operating systems
Windows Server
since Jan 2019
Web frameworks
Microsoft ASP.NET
since Jan 2019
Web servers
Widgets
Wheelio
since Sep 2021
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
7.02 / 10 · ranked #41,796 of all domains
845 referring domains · OpenPageRank
Organisation
- Number 10 Policy Unit
- Founded: 1974
- Country: United Kingdom
From Wikidata (CC0).
Infrastructure
- Registered Mar 2000 (26 years) via British Telecommunications Public Limited Company, renews Mar 2027
- Hosted on Fastly (151.101.2.30)
- DNS: bt.net
- Email: Broadcom MessageLabs
- Email security: no SPF record, DMARC reject
- SSL: GlobalSign, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 425,978, 10 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026, registration from the registry's RDAP service. How the web is hosted