Emails being wrongly delivered after DNS change

[Jeremy C. Reed]

On Mon, 26 Nov 2007, Stuart Swan wrote:

> Thanks guys, I think you're all correct, I had asked on two Postfix
> lists/forums but haven't gotten a reply as yet. I'm not too sure how I
> basically remove a specific domain from Postfix, thanks for all your
> help!

Look at the "mydestination" setting in your main.cf.
http://www.postfix.org/postconf.5.html
Also see your virtual_mailbox_domains parameter.
http://www.postfix.org/VIRTUAL_README.html