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