libmail-spf-perl | Perl implementation of Sender Policy Framework and Sender ID | Mehr ...
Mail::SPF is an object-oriented Perl implementation of the Sender Policy Framework (SPF) e-mail sender authentication system . . It supports both the TXT and SPF RR types as well as both SPFv1 (v=spf1) and Sender ID (spf2.0) records, and it is fully compliant to RFCs 4408 and 4406. (It does not however implement the patented PRA address selection algorithm described in RFC 4407.)
spf-tools-perl | SPF tools (spfquery, spfd) based on the Mail::SPF Perl module | Mehr ...
A collection of Sender Policy Framework (SPF) tools that are based on the fully RFC-conforming Mail::SPF Perl module. The following tools are included in this package: . * spfquery: A command-line tool for performing SPF checks. * spfd: A daemon for services that perform SPF checks frequently.
