Obtaining certificate chain for adk20.de, one moment while we download the adk20.de certificate and related intermediate certificates...
Refreshing certificate chain and revocation status for adk20.de, one moment while we re-check the adk20.de certificate and related intermediate certificates...
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Revocation check via OCSP and CRL for adk20.de failed
Sorry, the request for adk20.de could not be completed...
We could not load the certificate for adk20.de, it might not exist or we could not reach the server, complete the TLS handshake, etc.
Revoked certificates can't and should not be trusted, these certificate will cause errors like "NET::ERR_CERT_REVOKED" in browsers and expose a security risk.