What powers ptreyesbooks.com?
Last seen Sep 2026 · 29 technologies across 18 categories
Analytics
Caching
CDN
CMS
Cookie compliance
Databases
Ecommerce
Font scripts
Hosting
IaaS
JavaScript libraries
Miscellaneous
Operating systems
PaaS
Programming languages
Security
Web servers
Webmail
AI Crawlers
Blocks 8 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- FacebookBot Blocked
- GPTBot Blocked
- Webzio-Extended Blocked
Search and AI assistants
- Amazonbot Blocked
- PetalBot Blocked
The other 25 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
8 of 33 AI crawlers blocked
Audience
- 70% desktop
- 30% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.77 / 10 · ranked #729,322 of all domains
105 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.8 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 2600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Cloudflare, Google
- Weight: 15.9 MB · 156 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (185.178.196.3, IPv6)
- DNS: westhost.com
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 616,242, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| ptreyesbooks.com | 23 |
| www.ptreyesbooks.com | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management Sep 2026
- detected Google Cloud Sep 2026
- detected Google Cloud CDN Sep 2026
- detected Klaro Aug 2026
- detected Preact Aug 2026