Skip to content

SSL Certificate: minamigaoka.co.jp

🟢 Valid Certificate
Common Nameminamigaoka.co.jp
IssuerLet's Encrypt
Issuer CNYR1
Valid FromJun 8 22:14:01 2026 GMT
Valid UntilSep 6 22:14:00 2026 GMT (42 days left)
Serial Number0506ABCA246B07B91273581E3E2ABBCBC045
🌐 Subject Alternative Names (2)
ℹ️ About SSL Certificates

SSL (Secure Sockets Layer) certificates encrypt data between your browser and minamigaoka.co.jp's server. A valid SSL certificate ensures that your connection is private and that you're communicating with the real Minamigaoka website.

Websites without valid SSL certificates may show browser warnings and are penalized in search engine rankings.