http://members.home.nl/p.a.rombouts/pdnsd/
Master points to latest release - 1.2.9a-par. Older version (1.2) also are available (tagged). Sorry - no history of commits.
Scraped from http://members.home.nl/p.a.rombouts/pdnsd/releases/.
Mostly GNU GPL version 3, additionally some parts are licensed under bsd-style.