Obtaining certificate chain for tool4u.ch, one moment while we download the tool4u.ch certificate and related intermediate certificates...
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Revocation check via OCSP and CRL for tool4u.ch failed
Sorry, the request for tool4u.ch could not be completed...
We could not load the certificate for tool4u.ch, 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.