Popup Message

["Jenkins, Curtis" <cjenkins_(_at_)_epri_(_dot_)_com>]

I 'm new to OpenBSD and I am trying my luck at building a firewall at home.
And I keep getting this poping up at lease once a day. All I want to know is
do anybody know what is causing it and how to stop it. 
 
Thanks in advance.



Feb 12 22:35:17 blue sm-mta[27479] gethostbyaddr(ip6:::1) failed: 2
Feb 12 22:35:17 blue sm-mta[27479] gethostbyaddr(64.130.48.22) failed: 2
Feb 12 22:35:17 blue sm-mta[27479] gethostbyaddr(192.168.0.1) failed: 2