Python implementation of SPF (Sender Permitted From)
For more information about SPF, a tool against email forgery, see
http://spf.pobox.com
For news, bugfixes, etc. visit the home page for this implementation at
http://www.wayforward.net/spf/
WWW: http://www.wayforward.net/spf/
Marcus Alves Grando <mnag@FreeBSD.org>