What powers charterhouse.org.uk?
Last seen Sep 2026 · 30 technologies across 18 categories
Analytics
Google Analytics
since Aug 2018
Microsoft Clarity
since Sep 2025
CDN
Bunny
since Sep 2025
Documentation
Zendesk
since Aug 2022
Font scripts
Google Font API
since Aug 2018
Hosting
GoDaddy
since Aug 2022
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Windows Server
since Jan 2019
Programming languages
RUM
Raygun
since Nov 2022
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Aug 2018
UI frameworks
Materialize CSS
since Oct 2024
Web Frameworks
Web servers
Webmail
Apple iCloud Mail
since Jan 2023
Microsoft 365
since Aug 2022
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
- Sep 2026 *: Blocked (was Restricted)
- Aug 2026 *: Restricted (was Blocked)
- Aug 2026 *: Blocked (was Restricted)
AI Crawlers
All crawlers blocked
Audience
- 58% desktop
- 42% phone
United Kingdom
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.45 / 10 · ranked #409,329 of all domains
103 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: BunnyCDN
- Weight: 1.3 MB · 57 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Charterhouse School
- Founded: 1611
- Country: United Kingdom
From Wikidata (CC0).
Infrastructure
- Hosted on BUNNYCDN (109.224.228.19)
- Email: no MX record returned
- SSL: GoDaddy, RSA 2048, wildcard, expires Feb 2027
- Common Crawl link graph: rank 438,056, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.charterhouse.org.uk | 15 |
| chapps.charterhouse.org.uk | 11 |
| weekendleave.charterhouse.org.uk | 9 |
| isams.charterhouse.org.uk | 7 |
| parents.charterhouse.org.uk | 7 |
| pupils.charterhouse.org.uk | 7 |
| jobs.charterhouse.org.uk | 6 |
| greyhound.charterhouse.org.uk | 5 |