What powers qns.com.vn?
Last seen Sep 2026 · 23 technologies across 15 categories
Authentication
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Load balancers
Miscellaneous
Operating systems
PaaS
Programming languages
Security
UI frameworks
Web frameworks
Web servers
Webmail
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
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 68% desktop
- 32% phone
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.29 / 10 · ranked #2,903,260 of all domains
15 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Vietnamese
- Weight: 39.8 MB · 134 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- CÔNG TY CỔ PHẦN ĐƯỜNG QUẢNG NGÃI
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on VTDC-AS-VN Vietel - CHT Compamy Ltd (210.211.121.150)
- DNS: vdconline.vn
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P384, expires Nov 2026
- Common Crawl link graph: rank 11,269,737, 3 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| qns.com.vn | 16 |
| www.qns.com.vn | 16 |
| vanban.qns.com.vn | 8 |
| sugar.qns.com.vn | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Nginx Jan 2026
- dropped Plesk Jan 2026
- dropped Cart Functionality Dec 2025
- dropped Popper Dec 2025
- detected Animate.css Nov 2025
- detected Apache HTTP Server Nov 2025