What powers book-tech.com?
Last seen Jun 2026 · 17 technologies across 16 categories
Analytics
Google Analytics
since May 2021
CDN
jsDelivr
since Aug 2025
Ecommerce
Cart Functionality
since Jun 2022
Font scripts
Bootstrap Icons
since Aug 2025
Google Font API
since May 2021
JavaScript frameworks
JavaScript libraries
Marketing automation
HubSpot
since Jul 2025
Miscellaneous
Open Graph
since Nov 2022
PaaS
Amazon Web Services
since Aug 2022
Performance
Turbolinks
since Jun 2022
Programming languages
Ruby
since Jun 2022
Security
HSTS
since Nov 2022
UI frameworks
Web frameworks
Ruby on Rails
since Jun 2022
Web servers
Nginx
since May 2021
Webmail
Google Workspace
since Aug 2022
Audience
- 62% desktop
- 38% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.10 / 10 · ranked #11,061,772 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 5.6 MB · 96 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Font Awesome Sep 2025
- detected Bootstrap Icons Aug 2025
- detected jsDelivr Aug 2025