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