What powers 
lanzou.com?
Last seen Aug 2026 · 3 technologies across 3 categories
JavaScript Frameworks
JavaScript libraries
Choices
since Jun 2022
Programming languages
PHP
since Jun 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% desktop
Japan
Singapore
United States
Hong Kong SAR China
China
Malaysia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.62 / 10 · ranked #383,280 of all domains
122 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.1 MB · 13 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Alibaba Cloud (47.91.203.57)
- DNS: dns.com
- Email: NetEase Mail
- Email security: no SPF record, no DMARC record
- SSL: GlobalSign, RSA 2048, wildcard, expires Mar 2027
- Common Crawl link graph: rank 2,050,247, 6 hosts
- Verified with: GlobalSign
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| pan.lanzou.com | 3 |
| lanzou.com | 1 |
| www.lanzou.com | 1 |