What powers ptbook.cn?
Last seen Sep 2026 · 17 technologies across 10 categories
Analytics
CNZZ
since May 2024
Caching
WordPress Super Cache
since May 2024
CMS
Databases
MySQL
since Nov 2023
Font scripts
Font Awesome
since May 2024
Google Font API
since Nov 2023
JavaScript libraries
Flickity
since Nov 2023
Miscellaneous
Performance
Priority Hints
since May 2024
Programming languages
Web servers
LiteSpeed
since Nov 2023
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
0.11 / 10 · ranked #90,141,061 of all domains
0 referring domains · OpenPageRank
Page
- Language: Chinese
- Weight: 0.7 MB · 40 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- DNS: myhostadmin.net
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 106,148,069
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped ZURB Foundation Dec 2025
- detected CNZZ Nov 2025
- detected Font Awesome Nov 2025
- detected Modernizr Nov 2025
- detected Priority Hints Nov 2025
- detected RSS Nov 2025
- detected WordPress Super Cache Nov 2025