What powers 
ultrawhitecollarboxing.co.uk?
Last seen Sep 2026 · 39 technologies across 22 categories
Advertising
Analytics
Caching
CDN
CMS
Databases
Ecommerce
Font scripts
JavaScript libraries
Marketing automation
Miscellaneous
Performance
Programming languages
Retargeting
Security
SEO
Tag managers
UI frameworks
Video players
Web servers
Widgets
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
- 87% phone
- 13% desktop
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.19 / 10 · ranked #457,801 of all domains
62 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United Kingdom)
- Weight: 2.2 MB · 103 requests
- WordPress theme: ultra-white-collar-boxing · 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 Linode (Akamai) (139.162.233.211)
- DNS: opalstack.com
- Email: opalstack.com
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 9,373,257, 3 hosts
- Verified with: Brevo
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| ultrawhitecollarboxing.co.uk | 30 |
| www.ultrawhitecollarboxing.co.uk | 26 |
Full technology history →
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Recent changes
- detected Pinterest Conversion Tag Sep 2026
- dropped cdnjs Dec 2025