📄WHOIS
GMO Internet Group, Inc. d/b/a Onamae.com · registered 13 years ago · expires 5/6/2027
🌐DNS
1 A · 1 MX · 3 NS · 1 PTR · 1 SOA · 1 TXT
🔒SSL/TLS
Let's Encrypt · TLSv1.3 · expires in 76d · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✗
💻Tech Stack
Host: Xserver Inc. · Email: Self-hosted · nginx
📡HTTP
HTTP 200 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
🛡️Security
C (145/215) · 1 critical · 2 high
📈Deliverability
B (84/100) · 1 MX · 1 IPs · 3 issue(s)
🔍Subdomains
wildcard DNS — every guessed name resolves