SSL Certificate: m-seikan.com
🟢 Valid Certificate
| Common Name | m-seikan.com |
|---|---|
| Issuer | Let's Encrypt |
| Issuer CN | YR2 |
| Valid From | May 31 11:18:51 2026 GMT |
| Valid Until | Aug 29 11:18:50 2026 GMT (76 days left) |
| Serial Number | 0582E012FE3DF95737316DB4A356B376F6E6 |
🌐 Subject Alternative Names (2)
ℹ️ About SSL Certificates
SSL (Secure Sockets Layer) certificates encrypt data between your browser and m-seikan.com's server. A valid SSL certificate ensures that your connection is private and that you're communicating with the real M-seikan website.
Websites without valid SSL certificates may show browser warnings and are penalized in search engine rankings.
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