What powers fsd.org.uk?
Last seen Oct 2026 · 22 technologies across 13 categories
Advertising
Analytics
Authentication
CDN
Font scripts
Hosting
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
UI frameworks
Widgets
AI Crawlers
Blocks 18 of 33 AI crawlers we track by name in its robots.txt. Checked Nov 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- Google-CloudVertexBot Blocked
- Google-Extended Blocked
- GoogleOther Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
- PetalBot Blocked
User-request fetchers
- ChatGPT-User Blocked
- Claude-User Blocked
- meta-externalfetcher Blocked
- MistralAI-User Blocked
- Perplexity-User Blocked
The other 15 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
Content Signals:
search=yes ai-train=no declared in robots.txt
- Nov 2026 bytespider added to robots.txt
- Nov 2026 ccbot added to robots.txt
- Nov 2026 chatgpt-user added to robots.txt
- Nov 2026 claudebot added to robots.txt
- Nov 2026 claude-web added to robots.txt
- Nov 2026 claude-user added to robots.txt
AI Crawlers
18 of 33 AI crawlers blocked
Standards: Content Signals
Audience
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.81 / 10 · ranked #710,348 of all domains
70 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 2.4 MB · 38 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- DNS: cscdns.net
- Email: no MX record returned
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 654,030, 16 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| lincolnshire.fsd.org.uk | 18 |
| bracknellforest.fsd.org.uk | 15 |
| northumberland.fsd.org.uk | 15 |
| stockport.fsd.org.uk | 14 |
| warrington.fsd.org.uk | 9 |
| hartlepool.fsd.org.uk | 1 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Browser Insights Apr 2026
- detected HTTP/3 Apr 2026