Here are our email problems.. Please help
Subject: failure notice
Hi. This is the qmail-send program at smtpauth17.prod.mesa1.secureserver.net.
I'm afraid I wasn't able to deliver your message to the following addresses.
This is a permanent error; I've given up. Sorry it didn't work out.
126.96.36.199 does not like recipient.
Remote host said: 550 sorry, mail to that recipient is not accepted (#5.7.1)
Giving up on 188.8.131.52.