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