Changelog for milter-greylist-4.2.7-1.el6.rf.x86_64.rpm :

* Sat May 05 2012 2012 Kouhei Sutou - 4.2.7-1- Upgrade to 4.2.7.
* Tue Sep 25 2007 Dag Wieers - 3.0-2- Change ownership of /var/milter-greylist/ to smmsp:smmsp. (Michael Mansour)
* Mon Sep 24 2007 Dries Verachtert - 3.0-1- Initial package, based on the spec file made by Ivan F. Martinez.