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SSL Certificate: robocupjunior.nl

🟢 Valid Certificate
Common Nameinschrijven-oud.robocupjunior.nl
IssuerLet's Encrypt
Issuer CNR12
Valid FromMay 18 01:28:57 2026 GMT
Valid UntilAug 16 01:28:56 2026 GMT (71 days left)
Serial Number06C42154A8AE115104FACFCD3E4387A77F79
ℹ️ About SSL Certificates

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

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