What powers serious.org.uk?
Last seen Jun 2026 · 23 technologies across 16 categories
Analytics
Google Analytics
since Jan 2019
CDN
Cloudflare
since Apr 2019
CMS
Craft CMS
since Sep 2021
Ecommerce
Cart Functionality
since Oct 2023
Mailgun
since Aug 2023
Font scripts
Google Font API
since Jan 2019
JavaScript libraries
Miscellaneous
Performance
Blitz
since Nov 2021
Programming languages
PHP
since Nov 2020
Security
Cloudflare Bot Management
since Oct 2023
HSTS
since Sep 2023
SEO
SEOmatic
since May 2022
UI frameworks
Tailwind CSS
since Apr 2022
Video players
Web frameworks
Yii
since Sep 2021
Webmail
Microsoft 365
since Aug 2022
Audience
- 54% phone
- 46% desktop
United Kingdom
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.17 / 10 · ranked #469,971 of all domains
124 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United Kingdom)
- CDN: Cloudflare
- Weight: 5.1 MB · 48 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped Cloudflare Browser Insights May 2026
- detected Cloudflare Browser Insights Nov 2025