This package provides number of tools for working with DNS, that can be used to diagnose misconfigured remote servers.

* dnsfilter - reverse-resolves IP addresses, converting them to host names. * dnsip, dnsipq - lookup IP addresses. * dnsmx - prints the MX records of fqdn. * dnsname - does a reverse lookup for the IP address. * dnsq - sends a non-recursive DNS query to DNS server. * dnsqr - asks for records of specified type under a the domain name * dnstrace searches for all DNS servers that can affect the resolution of records of specified type under a domain name, starting from the root server. * dnstxt - prints the TXT record of fqdn. * random-ip - print random IPv4 addresses.

This package also includes users guide to name qualification.