This is the Debian GNU/Linux prepackaged version of rbldnsd.

It has been packaged by Marco d'Itri <md@linux.it>.

Original sources were obtained from:
https://github.com/spamhaus/rbldnsd

Copyright (C) 2016 The Spamhaus Project Ltd.
Copyright (C) 2002 Michael Tokarev

License: GPLv2+ (please see /usr/share/common-licenses/GPL-2).

