Thanks Derek.
I don't know if this is unmunged or not:
The original message was received at Tue, 22 Oct 2013 09:10:57 -0400 from atl4mhob05.myregisteredsite.com [209.17.115.43]
----- The following addresses had permanent fatal errors ----- <xxx.xxx[at]LibertyMutual.com>
(reason: 554 lm-hsipesa-p01k.lmig.com)
----- Transcript of session follows ----- ... while talking to mx2.lmig.com.:
<<< 554 lm-hsipesa-p02p.lmig.com
... while talking to mx1.lmig.com.:
<<< 554 lm-hsipesa-p01p.lmig.com
... while talking to mx4.lmig.com.:
<<< 554 lm-hsipesa-p02k.lmig.com
... while talking to mx3.lmig.com.:
<<< 554 lm-hsipesa-p01k.lmig.com
554 5.0.0 Service unavailable
I am a sole proprietor so I am the only one needing email.
Maybe I should use Google Apps? do they ever get blacklisted?
Paul