Package: nsd

"nsd" package binaries on CentOS:

/usr/sbin/nsd /usr/sbin/nsd-checkconf /usr/sbin/nsd-checkzone /usr/sbin/nsd-control /usr/sbin/nsd-control-setup

You may install this package on CentOS with yum install nsd

"nsd" package binaries on Debian:

/usr/sbin/nsd-checkconf /usr/sbin/nsd-checkzone /usr/sbin/nsd-control /usr/sbin/nsd-control-setup /usr/sbin/nsd

You may install this package on Debian with apt-get install nsd