What powers joffebooks.com?
Last seen Aug 2026 · 32 technologies across 19 categories
Advertising
Twitter Ads
since Jul 2021
Analytics
CDN
CMS
Ecommerce
Cart Functionality
since Jul 2023
Font scripts
Google Font API
since Jan 2026
Issue trackers
Sentry
since Dec 2019
JavaScript frameworks
JavaScript libraries
Marketing automation
MailerLite
since Apr 2023
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since May 2022
Performance
Priority Hints
since Jun 2025
Programming languages
TypeScript
since May 2026
Security
Cloudflare Bot Management
since Mar 2025
HSTS
since Sep 2022
Video players
YouTube
since Dec 2021
Web servers
Caddy
since Apr 2023
Widgets
Twitter
since Jun 2020
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Aug 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
All crawlers blocked
Audience
- 50% phone
- 33% desktop
- 17% tablet
United States
United Kingdom
Germany
Australia
Canada
Nigeria
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.85 / 10 · ranked #1,870,236 of all domains
39 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 100 ms |
| CLS | 0.1 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United Kingdom)
- Weight: 51.2 MB · 379 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| joffebooks.com | 26 |
| www.joffebooks.com | 21 |
| free.joffebooks.com | 3 |
| newsletters.joffebooks.com | 1 |
Full technology history →
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Recent changes
- dropped Bootstrap Feb 2026
- dropped HTTP/3 Feb 2026
- detected Mailgun Jan 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025
- dropped Stripe Oct 2025