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SSL Certificate: opto.gr

🟢 Valid Certificate
Common Nameopto.gr
IssuerLet's Encrypt
Issuer CNR12
Valid FromMay 26 05:55:39 2026 GMT
Valid UntilAug 24 05:55:38 2026 GMT (79 days left)
Serial Number067D37CDA608B20BAD5C280F740EA4E7D02D
🌐 Subject Alternative Names (2)
*.opto.gropto.gr
ℹ️ About SSL Certificates

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

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