What powers 
jrct.org.uk?
Last seen Sep 2026 · 8 technologies across 8 categories
Analytics
Google Analytics
since Jan 2019
CDN
Amazon S3
since Jan 2023
Marketing automation
MailChimp
since Jan 2023
Operating systems
Windows Server
since Jan 2019
PaaS
Amazon Web Services
since Jan 2023
UI frameworks
UIKit
since Jan 2023
Web frameworks
Microsoft ASP.NET
since Jan 2019
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 76% desktop
- 24% phone
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.96 / 10 · ranked #250,226 of all domains
200 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 24.8 MB · 41 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Joseph Rowntree Charitable Trust
- Founded: 1904
- Country: United Kingdom
From Wikidata (CC0).
Infrastructure
- Registered Jan 1998 (28 years) via Team Blue Internet Services UK Limited t/a Team Blue Internet Services Limited t/a names.co.uk, renews Jan 2034
- Hosted on IONOS (195.20.255.223)
- DNS: phase8.net
- Email: Hornetsecurity
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 679,220, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| jrct.org.uk | 8 |
| www.jrct.org.uk | 8 |