What powers ucs.org.uk?
Last seen Oct 2026 · 41 technologies across 19 categories
Analytics
Captchas
CDN
CMS
Cookie compliance
Databases
Font scripts
JavaScript frameworks
JavaScript Libraries
Miscellaneous
Operating Systems
Programming languages
Security
Tag managers
UI frameworks
Web Frameworks
Web Servers
Webmail
WordPress plugins
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 57% desktop
- 43% phone
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.83 / 10 · ranked #1,915,889 of all domains
35 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English (United Kingdom)
- CDN: Cloudflare
- Weight: 10.9 MB · 112 requests
- WordPress theme: ucs · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- University College School
- Founded: 1830
- Country: United Kingdom
From Wikidata (CC0).
Infrastructure
- Hosted on Cloudflare (104.21.94.127, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC reject
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Jan 2027
- Common Crawl link graph: rank 3,779,343, 3 hosts
- Verified with: Adobe, Brevo, Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.ucs.org.uk | 28 |
| ucs.org.uk | 9 |
| seniorschool.ucs.org.uk | 8 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Twitter Emoji (Twemoji) Jan 2026