Check manual page of check_dns

DNS query to a Nameserver

This is an active check that sends a DNS query to a DNS nameserver.

You can give the DNS name to query for.

It can compare the IP it gets back against a given IP and return CRIT if they do not match. It can check the DNS server to be authoritativ for the lookup. It can check response times against given thresholds for WARN and CRIT.

This check can be configured by Wato.

Discovery

No discovery supported.