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