What powers 
91.com?
Last seen Oct 2026 · 9 technologies across 8 categories
Analytics
Baidu Analytics (百度统计)
since Jul 2020
JavaScript frameworks
JavaScript libraries
Miscellaneous
Swiper Slider
since Sep 2020
Operating systems
Windows Server
since Aug 2018
Security
HSTS
since Mar 2026
Web frameworks
Microsoft ASP.NET
since Aug 2018
Web servers
AI Crawlers
robots.txt could not be read at the last check (Nov 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
Policy unknown
Open Page Rank
6.14 / 10 · ranked #100,460 of all domains
216 referring domains · OpenPageRank
Page
- Weight: 0.2 MB · 23 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Registered Sep 1998 (28 years) via Key-Systems GmbH, renews Sep 2027
- Hosted on UNICOM-JSSZ-IDC - UNICOM JiangSu Suzhou IDC network (103.211.221.12)
- Email: no MX record returned
- SSL: GlobalSign, RSA 2048, wildcard, expires Jan 2027
- Common Crawl link graph: rank 438,866, 194 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| zs.91.com | 5 |
| app.91.com | 4 |
| d.91.com | 4 |
| www.91.com | 4 |
| mobile.91.com | 3 |
| sj.91.com | 3 |