What powers 
sm.cn?
Last seen Sep 2026 · 11 technologies across 6 categories
CDN
Alibaba Cloud CDN
since Apr 2023
JavaScript frameworks
JavaScript Libraries
Miscellaneous
Security
HSTS
since Sep 2022
Web Servers
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
- Sep 2026 *: Restricted (was Blocked)
- Sep 2026 *: Blocked (was Restricted)
- Sep 2026 *: Restricted (was Blocked)
- Aug 2026 *: Blocked (was Restricted)
AI Crawlers
No AI crawlers blocked
Audience
- 92% desktop
- 8% phone
United States
China
Japan
Hong Kong SAR China
Singapore
Indonesia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
7.54 / 10 · ranked #16,530 of all domains
715 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.0 MB · 11 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Alibaba Cloud (106.11.45.9)
- DNS: alibabadns.com
- Email: sm.cn
- Email security: no SPF record, no DMARC record
- SSL: GlobalSign, ECDSA P256, wildcard, expires Jan 2027
- Common Crawl link graph: rank 2,110,651, 47 hosts
- Verified with: GlobalSign
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| page.sm.cn | 7 |
| vsearch.sm.cn | 7 |
| vtm.sm.cn | 5 |
| h5.sm.cn | 4 |
| a.sm.cn | 2 |
| e.sm.cn | 2 |
| m.sm.cn | 2 |
| m.yz.sm.cn | 2 |
| m.yz2.sm.cn | 2 |
| quark.sm.cn | 2 |
| so.m.sm.cn | 2 |
| ts1.m.sm.cn | 2 |
| wm.m.sm.cn | 2 |
| yz.m.sm.cn | 2 |
| baike.sm.cn | 1 |
| job.sm.cn | 1 |
| spread.sm.cn | 1 |
| www.sm.cn | 1 |
| zhanzhang.sm.cn | 1 |