What powers calcs-online.co.uk?
Last seen Jun 2026 · 37 technologies across 18 categories
Advertising
Google AdSense
since Jul 2024
Analytics
Google Analytics
since Oct 2023
Microsoft Clarity
since Jun 2025
CDN
Cloudflare
since May 2025
CMS
WordPress
since Oct 2023
Databases
MySQL
since Oct 2023
Documentation
Zendesk
since Oct 2023
Font scripts
Font Awesome
since Oct 2023
Twitter Emoji (Twemoji)
since Dec 2025
JavaScript libraries
Miscellaneous
Open Graph
since Oct 2023
PaaS
SiteGround
since Oct 2023
Performance
Programming languages
PHP
since Oct 2023
Security
Cloudflare Bot Management
since May 2025
reCAPTCHA
since Jul 2024
Tag managers
Google Tag Manager
since Oct 2023
Video players
YouTube
since Jan 2025
Web servers
Nginx
since Oct 2023
Webmail
Microsoft 365
since Oct 2023
WordPress plugins
RankMath SEO
since Nov 2024
WooCommerce
since Feb 2024
Audience
United Kingdom
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.35 / 10 · ranked #44,729,747 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United Kingdom)
- CDN: Google
- Weight: 2.6 MB · 165 requests
- WordPress theme: hello-elementor · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025
- dropped jQuery Migrate Oct 2025
- dropped Swiper Sep 2025