SSL Certificate: bunka-manabi.or.jp
🟢 Valid Certificate
| Common Name | bunka-manabi.or.jp |
|---|---|
| Issuer | Let's Encrypt |
| Issuer CN | R13 |
| Valid From | May 28 04:19:25 2026 GMT |
| Valid Until | Aug 26 04:19:24 2026 GMT (31 days left) |
| Serial Number | 0601899B03C5757753E5A572C1168E38F378 |
🌐 Subject Alternative Names (2)
ℹ️ About SSL Certificates
SSL (Secure Sockets Layer) certificates encrypt data between your browser and bunka-manabi.or.jp's server. A valid SSL certificate ensures that your connection is private and that you're communicating with the real Bunka-manabi website.
Websites without valid SSL certificates may show browser warnings and are penalized in search engine rankings.
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