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SSL Certificate: icosahedron.de

🟢 Valid Certificate
Common Nameicosahedron.de
IssuerLet's Encrypt
Issuer CNYR2
Valid FromJun 3 04:41:05 2026 GMT
Valid UntilSep 1 04:41:04 2026 GMT (36 days left)
Serial Number058E5B7FCFA0523F4171D845FBBA16B60DB6
ℹ️ About SSL Certificates

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

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