pdns-server binary package in Ubuntu Precise amd64

 PowerDNS is a versatile nameserver which supports a large number
 of different backends ranging from simple zonefiles to relational
 databases and load balancing/failover algorithms.
 PowerDNS tries to emphasize speed and security.
 .
 This is the authoritative nameserver that answers questions about
 domains that it knows about. It also includes the bind backend that
 allows PowerDNS to retrieve domain info from zone files as used by
 the "bind" software.

Source package