pdns-recursor 4.0.0~alpha2-2ubuntu0.1 (i386 binary) in ubuntu xenial

 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 recursive nameserver that goes out to the internet and
 resolve queries about other domains.