What powers stdominic.herts.sch.uk?
Last seen Oct 2026 · 10 technologies across 6 categories
Analytics
CDN
JavaScript libraries
Miscellaneous
Security
Webmail
AI Crawlers
Restricts 8 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Applebot-Extended Restricted
- Bytespider Restricted
- CCBot Restricted
- ClaudeBot Restricted
- Google-Extended Restricted
- GPTBot Restricted
- img2dataset Restricted
- meta-externalagent Restricted
The other 25 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 ccbot added to robots.txt
- Sep 2026 claudebot added to robots.txt
- Sep 2026 meta-externalagent added to robots.txt
- Sep 2026 gptbot added to robots.txt
- Sep 2026 bytespider added to robots.txt
- Sep 2026 img2dataset added to robots.txt
AI Crawlers
8 of 33 AI crawlers restricted
Audience
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.48 / 10 · ranked #6,669,949 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 1.2 MB · 50 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on IONOS (88.208.230.52)
- DNS: ifl.net
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 7,894,394, 2 hosts
- Verified with: Apple Business, Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted