What powers vienduoclieu.org.vn?
Last seen Sep 2026 · 9 technologies across 7 categories
Analytics
Google Analytics
since Jan 2019
CMS
DNN
since Jan 2019
JavaScript libraries
Operating systems
Windows Server
since Jan 2019
UI frameworks
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
- 79% desktop
- 21% phone
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.70 / 10 · ranked #4,971,690 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- Weight: 41.8 MB · 87 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on NHANHOA-AS-VN NhanHoa Software company (103.159.50.31)
- DNS: vnn.vn
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 3072, expires Dec 2026
- Common Crawl link graph: rank 3,712,506, 3 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted