What powers 
ocsi.uk?
Last seen Sep 2026 · 31 technologies across 16 categories
Analytics
CDN
CMS
Cookie compliance
Databases
Font scripts
JavaScript libraries
Miscellaneous
Operating systems
Programming languages
Security
UI frameworks
Web servers
Webmail
WordPress plugins
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
- 58% desktop
- 42% phone
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.55 / 10 · ranked #840,545 of all domains
48 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 0.6 MB · 42 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on DigitalOcean (167.71.137.136)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC quarantine, DNSSEC signed, CAA
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 2,025,631
- Verified with: Apple Business, Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected core-js Sep 2026
- detected Klaro Sep 2026
- detected Preact Sep 2026
- dropped Amazon S3 Aug 2026
- dropped Amazon Web Services Aug 2026
- detected Microsoft Clarity Aug 2026
- detected Apple iCloud Mail May 2026
- detected Bootstrap Icons May 2026
- detected Twitter Emoji (Twemoji) Dec 2025