Obtaining certificate chain for smdm.o2.cz, one moment while we download the smdm.o2.cz certificate and related intermediate certificates...
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Revocation check via OCSP and CRL for smdm.o2.cz failed
Sorry, the request for smdm.o2.cz could not be completed...
We could not load the certificate for smdm.o2.cz, 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.