dnstop is a libpcap application (ala tcpdump) that displays various
tables of DNS traffic on your network.
dnstop supports both IPv4 and IPv6 addresses.
To help find especially undesirable DNS queries, dnstop provides a
number of filters.
dnstop can either read packets from the live capture device, or from a
by Greg Bailey (2015-04-22):
- Fix EL6 build to preserve $OPTFLAGS when calling make to re-enable IPv6 (#1182615)