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