📄WHOIS
Japan Registry Services Co., Ltd. · registered 27 years ago · expires 10/7/2026
🌐DNS
2 A · 1 MX · 3 NS · 2 PTR · 1 SOA · 14 TXT
🔒SSL/TLS
Amazon · TLSv1.3 · expires in 98d · 1 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✗ (p=none)
💻Tech Stack
Host: Amazon Web Services · Email: Self-hosted · Next.js
📡HTTP
1 redirect → 200 · HSTS ✗ · CSP ✗ · X-Frame ✓ · Nosniff ✓
🛡️Security
C (140/215) · 1 critical · 2 high
⚠️Threats
risk: medium · 1 recommendation(s)
📈Deliverability
B (81/100) · 1 MX · 2 IPs · 5 issue(s)
🔍Subdomains
8 found · 112 answered — imap, mail, mobile, mx, pop, smtp +2 more