What powers zonebooks.org?
Last seen Jun 2026 · 10 technologies across 8 categories
Analytics
Google Analytics
since Apr 2019
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Performance
Turbolinks
since Oct 2021
Programming languages
Ruby
since Apr 2019
Security
HSTS
since Sep 2022
Video players
Vimeo
since Jul 2021
Web frameworks
Ruby on Rails
since Apr 2019
Audience
- 58% desktop
- 42% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.85 / 10 · ranked #261,772 of all domains
150 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 4.4 MB · 14 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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