What powers bertsbooks.co.uk?
Last seen Aug 2026 · 23 technologies across 15 categories
CDN
Amazon S3
since May 2025
CMS
WordPress
since Jun 2020
Databases
MySQL
since Jun 2020
Ecommerce
Cart Functionality
since Sep 2020
Font scripts
Google Font API
since Jun 2020
Twitter Emoji (Twemoji)
since Jun 2020
JavaScript frameworks
JavaScript libraries
Marketing automation
MailChimp
since Feb 2021
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
PaaS
Amazon Web Services
since May 2025
Page builders
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since Aug 2023
Programming languages
PHP
since Jun 2020
Web servers
Nginx
since Jun 2020
WordPress plugins
Jetpack
since Feb 2022
MailChimp for WooCommerce
since May 2026
WooCommerce Subscriptions
since Jul 2026
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
- 80% phone
- 20% desktop
United Kingdom
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.26 / 10 · ranked #2,961,530 of all domains
18 referring domains · OpenPageRank
Search traffic
160 est. monthly organic visits (US)
483 keywords in Google's top 30
Core Web Vitals
| LCP | 1.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- CDN: Google
- Weight: 1.3 MB · 51 requests
- WordPress theme: storefront · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
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Recent changes
- dropped Bootstrap Aug 2026
- dropped PayPal Aug 2026
- dropped Stripe Aug 2026
- dropped WooCommerce PayPal Payments Aug 2026
- dropped WooCommerce Stripe Payment Gateway Aug 2026
- detected Backbone.js Jul 2026
- detected Underscore.js Jul 2026
- detected WooCommerce Subscriptions Jul 2026
- dropped HSTS May 2026
- dropped HTTP/3 May 2026
- dropped WordPress.com May 2026
- detected Google Font API Nov 2025
- dropped Moment.js Nov 2025
- dropped React Nov 2025