[CentOS] mixing MX and CNAME
Jerry Franz
jfranz at freerun.com
Mon Feb 25 16:21:24 UTC 2013
On 02/25/2013 08:06 AM, aurfalien wrote:
> Hi,
>
> Has any one had problems with mail clients were your DNS is like this;
>
> doman.com MX 50 mail.domain.com
> domain.com MX 100 mail2.domain.com
>
> domain.com CNAME www.domain.com
>
>
The short answer is you can't do that and expect it to work because you
can't mix CNAME and other types of records for a hostname. It is simply
an invalid configuration at a DNS level.
Read http://en.wikipedia.org/wiki/CNAME_record#Restrictions
--
Benjamin Franz
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