What powers penumbra.org.uk?
Last seen Sep 2026 · 43 technologies across 26 categories
Advertising
Microsoft Advertising
since May 2026
Analytics
Google Analytics
since Jan 2019
CDN
jsDelivr
since Mar 2022
CMS
WordPress
since Jan 2019
Cookie compliance
CookieYes
since Jul 2021
Databases
MySQL
since Jan 2019
Mailgun
since Jun 2026
Font scripts
Google Font API
since Jan 2019
Twitter Emoji (Twemoji)
since Feb 2020
Hosting
GoDaddy
since Feb 2023
JavaScript frameworks
Backbone.js
since Mar 2022
Hogan.js
since Mar 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Operating Systems
Windows Server
since Jan 2019
PaaS
SiteGround
since Jul 2026
Performance
Priority Hints
since Jan 2024
Programming languages
PHP
since Jan 2019
Search engines
Security
Tag managers
Google Tag Manager
since Jan 2019
Web Frameworks
Web Mail
Outlook Web App
since Jan 2019
Web server extensions
Web Servers
Webmail
Microsoft 365
since Aug 2022
WordPress plugins
WordPress themes
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 73% phone
- 28% desktop
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #328,297 of all domains
105 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United Kingdom)
- CDN: Google
- Weight: 3.4 MB · 189 requests
- WordPress theme: hello-elementor (child: hello-theme-child-master) · all themes
- 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 Google (35.214.63.201)
- DNS: GoDaddy DNS
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 2,094,898, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| penumbra.org.uk | 33 |
| www.penumbra.org.uk | 30 |
| mail.penumbra.org.uk | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Hostinger Jul 2026
- dropped HTTP/3 Jul 2026
- dropped Litespeed Cache Jul 2026
- detected SiteGround Jul 2026
- detected HSTS Jun 2026
- dropped LiteSpeed Jun 2026
- detected Mailgun Jun 2026
- detected Nginx Jun 2026
- detected Twitter Emoji (Twemoji) Jun 2026
- detected CookieYes May 2026
- detected Hello Elementor May 2026
- detected Lightbox May 2026
- detected Microsoft Advertising May 2026