BIND
From FreeBSDwiki
Berkley Internet Naming Domain. A DNS server program that does translations to and from names and IP addresses. The originating website of which is [the ISC's website] but it is part of ports and the base FreeBSD distribution.
Compare and contrast: BIND, djbdns, powerdns
See also: BIND (installing), BIND (configuring), BIND (managing), BIND (securing)