CNAME records having MX

[Barry Margolin]

In article <9vnoc6$6u7 at pub3.rc.vix.com>,
Hamish Marson  <hamish at travellingkiwi.com> wrote:
>A CNAME points to a canonical name. Which is an A record. (Canonical by the
>dictionary meaning the real name). Thus a CNAME is an alias for an A record.

You can have aliases for anything, not just A records.  For instance, RFC
2317 makes extensive use of aliases for PTR records.

>I believe you can have a CNAME and an MX record with the name name though.

No.  If you have a CNAME record, you can't have any other records with the
same RNAME (the lefthand side of the record).

-- 
Barry Margolin, barmar at genuity.net
Genuity, Woburn, MA
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