/usr/bin/fdnscname
/usr/bin/fdnsip6
/usr/bin/fdnsip6list
/usr/bin/fdnsip
/usr/bin/fdnsiplist
/usr/bin/fdnsmxalist
/usr/bin/fdnsmx
/usr/bin/fdnsmxlist
/usr/bin/fdnsname
/usr/bin/fdnsnamep
/usr/bin/fdnsspf1
/usr/bin/fdnstxt
/usr/bin/fdnstxtlist
You may install this package on Debian with
apt-get
install firedns