What powers www21378a.com?
Last seen Oct 2026 · 10 technologies across 8 categories
Analytics
Baidu Analytics (百度统计)
since Sep 2026
CDN
Cloudflare
since Sep 2026
CMS
phpwind
since Sep 2026
JavaScript libraries
Miscellaneous
Programming languages
PHP
since Sep 2026
Security
HSTS
since Sep 2026
Web servers
Nginx
since Sep 2026
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
Page
- Weight: 4.5 MB · 52 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Microsoft (20.205.130.67)
- DNS: Cloudflare DNS
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 99,747,150, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted