What powers callington-ji.cornwall.sch.uk?
Last seen Oct 2026 · 14 technologies across 11 categories
CDN
jsDelivr
since Sep 2024
JavaScript frameworks
JavaScript graphics
Chart.js
since May 2025
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2024
Webpack
since Sep 2024
PaaS
Azure
since Jul 2026
Programming languages
PHP
since Sep 2024
Security
HSTS
since Nov 2022
UI frameworks
Tailwind CSS
since Sep 2024
Web frameworks
Webmail
Microsoft 365
since May 2024
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.90 / 10 · ranked #14,577,406 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 4.5 MB · 26 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Amazon Web Services (34.248.77.253)
- DNS: Azure DNS
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 18,939,682
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted