I am seeing a lot of messages like these in my maillog. I was wondering if others were seeing this as well.
Oct 18 11:49:24 mx01 postfix/smtpd[21675]: warning: geobyte.de.blackhole.securitysage.com: RBL lookup error: Host or domain name not found. Name service error for name=geobyte.de.blackhole.securitysage.com type=A: Host not found, try again Keith J. Kikta K2 Colocation www.k2colocation.com <http://www.k2colocation.com/> Office: 800.672.4655
