This module is a dependency of puppet-designate, upstream is: https://github.com/antonlindstrom/puppet-powerdns
Not seeing any info in source repo about license
Apparently is is GPLv2: https://github.com/antonlindstrom/puppet-powerdns/blob/master/metadata.json#L6
License file has been requested: https://github.com/antonlindstrom/puppet-powerdns/issues/24 Spec file is generated, and licensing is ok, approved.
This was built so closing.