What powers schoolis.cn?
Last seen Oct 2026 · 19 technologies across 11 categories
Analytics
Baidu Analytics (百度统计)
since Jan 2025
Issue trackers
JavaScript frameworks
JavaScript libraries
Load balancers
Miscellaneous
Operating systems
Windows Server
since Feb 2026
Rich text editors
CKEditor
since Sep 2024
UI frameworks
Ant Design
since Sep 2024
Bootstrap
since Sep 2024
Web frameworks
Microsoft ASP.NET
since Apr 2024
Web servers
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 100% desktop
Hong Kong SAR China
China
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.41 / 10 · ranked #2,651,980 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 1.3 MB · 23 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Alibaba Cloud (121.196.132.74)
- DNS: Alibaba Cloud DNS
- Email: no MX record returned
- SSL: GlobalSign, RSA 2048, wildcard, expires Jan 2027
- Common Crawl link graph: rank 41,401,905, 64 hosts
- Verified with: GlobalSign
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sendeltastaff.schoolis.cn | 13 |
| thisdlstf.schoolis.cn | 13 |
| sendeltastudent.schoolis.cn | 12 |
| thisdlstu.schoolis.cn | 12 |