Obtaining certificate chain for regularstudent.zuyd.nl, one moment while we download the regularstudent.zuyd.nl certificate and related intermediate certificates...
Refreshing certificate chain and revocation status for regularstudent.zuyd.nl, one moment while we re-check the regularstudent.zuyd.nl certificate and related intermediate certificates...
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Revocation check via OCSP and CRL for regularstudent.zuyd.nl failed
Sorry, the request for regularstudent.zuyd.nl could not be completed...
We could not load the certificate for regularstudent.zuyd.nl, 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.