What powers 
nhac.vn?
Last seen Aug 2026 · 13 technologies across 8 categories
Analytics
Alexa Certified Site Metrics
since Oct 2021
Google Analytics
since Jun 2018
Authentication
Facebook Login
since Jul 2021
CDN
Cloudflare
since Jan 2023
Mailgun
since Aug 2022
JavaScript libraries
Tag managers
Google Tag Manager
since Nov 2019
Web servers
Nginx
since Jul 2020
Widgets
Facebook
since Jun 2018
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
- 68% phone
- 31% desktop
- 1% tablet
Vietnam
United States
Australia
Germany
Japan
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.01 / 10 · ranked #559,327 of all domains
51 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 100 ms |
| CLS | 0.05 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 3.3 MB · 58 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on VNPT-AS-VN VNPT Corp (123.30.188.110)
- DNS: Cloudflare DNS
- Email: Zoho Mail
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Oct 2026
- Common Crawl link graph: rank 2,429,653, 6 hosts
- Verified with: GlobalSign, Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| nhac.vn | 12 |
| test.nhac.vn | 12 |
| www.nhac.vn | 4 |