What powers dha.ac.cn?
Last seen Aug 2026 · 13 technologies across 8 categories
Analytics
Baidu Analytics (百度统计)
since Apr 2025
CNZZ
since Apr 2025
JavaScript libraries
Operating systems
Windows Server
since Aug 2018
Programming languages
Java
since Oct 2022
Security
HSTS
since Oct 2022
UI frameworks
Bootstrap
since Jan 2024
Web frameworks
Web servers
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
- 78% desktop
- 22% phone
Japan
China
United States
Hong Kong SAR China
Taiwan
Singapore
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.53 / 10 · ranked #396,612 of all domains
89 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 32.5 MB · 65 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Dunhuang Academy
- Founded: 1944
- Country: People's Republic of China
From Wikidata (CC0).
Infrastructure
- DNS: dnsv4.com
- Email: netease.com
- Email security: SPF (hard fail), DMARC monitor only
- SSL: DNSPod, RSA 2048, wildcard, expires Oct 2026
- Common Crawl link graph: rank 648,799, 13 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| dh.dha.ac.cn | 9 |
| dhyssjk.dha.ac.cn | 5 |
| public.dha.ac.cn | 4 |
| www.dha.ac.cn | 4 |