[CentOS] Mail delivery failing with 450

Sat Mar 7 18:50:36 UTC 2009
Morten Torstensen <morten at mortent.org>

Kai Schaetzl wrote:

> - as the MX is the same as your domain name you do not need an MX

It is good to always have an MX.

> - having four ns records all point to the same IP is just, uhm, pointless

Can make it easier to separate workloads and move them to different 
servers later.