I appreciate your response, but I don't know why you say the domain is dead, because it's not. Pitts.com is just one I made up (I though Zazu was a tip off); though both it and the real domain name do bring up pages. I won't delete the subscriber, I'll just let LISTSERV chug along and do its work. Christine ----- Original Message ----- From: "Ben Parker" <[log in to unmask]> To: <[log in to unmask]> Sent: Saturday, August 14, 2004 00:24 Subject: Re: Daily report: error 553 > On Sat, 14 Aug 2004 00:21:48 -0400, Christine Quiriy <[log in to unmask]> > wrote: > > >Err First Last Address > >--- ----- ----- ------- > > 1 08/12 08/12 Zazu Friberg <[log in to unmask]> > > Last error: Mailer mail.podzerone.com said: "553 > >sorry, that > > domain isn't in my list of allowed > >rcpthosts > > (#5.7.1)" > > > >Can anyone explain in layman's terms what is happening here? > > The domain pitts.com is dead, no longer exists. Delete the user.