What powers booksource.net?
Last seen Aug 2026 · 23 technologies across 16 categories
CDN
CMS
Ecommerce
IaaS
Issue trackers
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
Operating systems
Performance
Security
UI frameworks
Web frameworks
Web servers
Webmail
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Search and AI assistants
- PetalBot Blocked
The other 32 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not found
- Sep 2026 llms.txt appeared
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
- Sep 2026 petalbot added to robots.txt
AI Crawlers
1 of 33 AI crawlers blocked
Standards: llms.txt
Audience
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.29 / 10 · ranked #2,895,103 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Google
- Weight: 2.7 MB · 221 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- BookSource
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Google Cloud (23.236.62.147)
- DNS: namecity.com
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 9,282,100, 3 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.booksource.net | 17 |
| infosource.booksource.net | 7 |