📄WHOIS
P.A. Viet Nam Company Limited · registered 13 years ago · expires 1/1/2029
🌐DNS
1 A · 5 MX · 2 NS · 1 SOA · 20 TXT
🔒SSL/TLS
GlobalSign nv-sa · TLSv1.3 · expires in 49d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✓ (p=reject)
🔐DNSSEC
signed but validation failed
💻Tech Stack
CDN: Cloudflare · Host: CMC Telecom Infrastructure Company · Email: Google Workspace · nginx
📡HTTP
1 redirect → 200 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
C (145/215) · 1 critical · 2 high
⚠️Threats
risk: medium · 1 recommendation(s)
📈Deliverability
A (84/90) · 5 MX · 6 IPs · 3 issue(s)
🔍Subdomains
3 found · 112 answered — cdn, static, www
📚Web Archive
no snapshots found