2015

SPF Record Testing Tools - Is this SPF record valid - syntactically correct ?


Sender ID Framework SPF Record Wizard

2014
2011
2009
2007

SPF: A Sender Policy Framework to Prevent Email Forgery
How To Implement SPF In Postfix | HowtoForge - Linux Howtos and Tutorials
2006
qmail SPF (Sender Policy Framework) patch

2005
