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SSL Certificate: ninja.co.jp

🟢 Valid Certificate
Common Name*.ninja.co.jp
IssuerLet's Encrypt
Issuer CNR13
Valid FromMay 18 04:34:06 2026 GMT
Valid UntilAug 16 04:34:05 2026 GMT (76 days left)
Serial Number054F18EF4646008F5B412982489AECB621DC
🌐 Subject Alternative Names (2)
*.ninja.co.jpninja.co.jp
ℹ️ About SSL Certificates

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

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