What powers booksirens.com?
Last seen Jun 2026 · 24 technologies across 13 categories
Analytics
CDN
cdnjs
since Nov 2021
Cloudflare
since Feb 2019
Font scripts
Google Font API
since Feb 2019
Issue trackers
Help Scout
since Feb 2022
JavaScript frameworks
React
since Feb 2019
JavaScript libraries
Miscellaneous
Programming languages
Scala
since Jan 2022
Reverse proxies
Envoy
since Mar 2025
Security
HSTS
since Mar 2025
Web frameworks
Play
since Jan 2022
Web servers
Caddy
since Mar 2025
Webmail
Google Workspace
since Aug 2022
Audience
- 51% desktop
- 47% phone
- 3% tablet
United States
Canada
Nigeria
India
Germany
United Kingdom
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.17 / 10 · ranked #467,959 of all domains
106 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 100 ms |
| CLS | 0.3 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 1.5 MB · 88 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| booksirens.com | 18 |
| support.booksirens.com | 11 |
Full technology history →
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Recent changes
- dropped Express Nov 2025
- dropped Node.js Nov 2025
- dropped Facebook Pixel Sep 2025