What powers bookoffree.com?
Last seen Jun 2026 · 19 technologies across 10 categories
Analytics
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Webpack
since Jan 2021
PaaS
Vercel
since Feb 2024
Performance
Priority Hints
since Sep 2023
Programming languages
Security
HSTS
since Feb 2024
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Radix UI
since Feb 2024
Tailwind CSS
since Apr 2022
Audience
- 100% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.55 / 10 · ranked #23,073,187 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.8 s |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Vercel
- Weight: 1.6 MB · 68 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
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Recent changes
- dropped GoDaddy Jan 2026