What powers buona.vn?
Last seen Aug 2026 · 23 technologies across 17 categories
Analytics
Authentication
Caching
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Page builders
Programming languages
Security
Tag managers
UI frameworks
Video players
Web servers
WordPress plugins
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 69% phone
- 31% desktop
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #372,797 of all domains
360 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Vietnamese
- Weight: 51.8 MB · 257 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- NC Viet Nam
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on VNPT-AS-VN VIETNAM POSTS AND TELECOMMUNICATIONS GROUP (202.92.7.53)
- DNS: inet.vn
- Email: inet.vn
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 9,413,987
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Litespeed Cache Aug 2026