What powers openseas.org.uk?
Last seen Aug 2026 · 22 technologies across 13 categories
Analytics
CMS
WordPress
since May 2021
Databases
MySQL
since May 2021
Font scripts
Google Font API
since May 2021
Twitter Emoji (Twemoji)
since Oct 2021
JavaScript libraries
Miscellaneous
RSS
since Dec 2022
Performance
Priority Hints
since Sep 2023
Programming languages
Tag managers
Google Tag Manager
since Apr 2026
Web servers
Apache HTTP Server
since May 2021
Webmail
Google Workspace
since Aug 2022
WordPress plugins
TablePress
since Nov 2025
WordPress themes
Genesis theme
since Dec 2024
AI Crawlers
robots.txt could not be read at the last check (Aug 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.11 / 10 · ranked #1,409,144 of all domains
49 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.7 s |
| CLS | 0.05 |
| TTFB | 2000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United Kingdom)
- Weight: 5.6 MB · 84 requests
- WordPress theme: genesis (child: lgd) · all themes
- Structured data: Microdata, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on TBSH (213.129.84.95)
- DNS: nethosted.co.uk
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Nov 2026
- Common Crawl link graph: rank 11,121,276
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Tag Manager Apr 2026
- detected Site Kit Apr 2026
- detected Twitter Emoji (Twemoji) Jan 2026
- detected TablePress Nov 2025