What powers 
vienyhocungdung.vn?
Last seen Sep 2026 · 8 technologies across 7 categories
Analytics
Google Analytics
since Aug 2018
JavaScript libraries
Live chat
Facebook Chat Plugin
since Apr 2023
Miscellaneous
Open Graph
since Sep 2022
Operating systems
Windows Server
since Aug 2018
Web frameworks
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
AI Crawlers
No AI crawlers blocked
Audience
- 66% phone
- 34% desktop
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.43 / 10 · ranked #971,328 of all domains
39 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Vietnamese
- Weight: 7.6 MB · 94 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on VTDC-AS-VN Vietel - CHT Compamy Ltd (27.71.229.122)
- DNS: pavietnam.vn
- Email: vienyhocungdung.vn
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 3072, expires Dec 2026
- Common Crawl link graph: rank 1,229,064, 4 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted