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SSL Certificate: 2nn.jp

🟢 Valid Certificate
Common Namewww.2nn.jp
IssuerLet's Encrypt
Issuer CNE8
Valid FromMar 20 17:05:20 2026 GMT
Valid UntilJun 18 17:05:19 2026 GMT (46 days left)
Serial Number0527FC1CEE060DE2F9BDD6CF77FF773FC372
🌐 Subject Alternative Names (2)
ℹ️ About SSL Certificates

SSL (Secure Sockets Layer) certificates encrypt data between your browser and 2nn.jp's server. A valid SSL certificate ensures that your connection is private and that you're communicating with the real 2nn website.

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