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SSL Certificate: gplus.hgu.jp

🟢 Valid Certificate
Common Namegplus.hgu.jp
OrganizationHokkai-Gakuen University
IssuerSECOM Trust Systems Co., Ltd.
Issuer CNNII Open Domain CA - G8 RSA
Valid FromFeb 27 04:43:35 2026 GMT
Valid UntilMar 30 04:43:35 2027 GMT (246 days left)
Serial Number7A1A787C9E08965C3CA2BF042F83C36E
🌐 Subject Alternative Names (1)
ℹ️ About SSL Certificates

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

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