What powers 263.com?
Last seen Nov 2023 · 2 technologies across 2 categories
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
Audience
United States
China
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #319,841 of all domains
64 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on CHINANET-IDC-BJ-AP IDC, China Telecommunications Corporation (211.150.65.26)
- Email: 263.net
- Email security: no SPF record, no DMARC record
- SSL: GlobalSign, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 2,832,762, 14 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| mail.263.com | 2 |
| mm.263.com | 2 |
| www.263.com | 2 |