RRs for mail server

[Jukka Salmi]

On Wed, 03 Sep 2003 14:33:00 GMT, Barry Margolin wrote:
[...]
> There's no requirement that the name in the HELO command match the name in
> the PTR record.  They often don't match when the mail server is multi-homed
> and therefore has multiple addresses, or as in cases like yours where the
> server simply has multiple names.

What about the MNAME in a SOA record? And NS records? Are there requirements
that their names should match the names in their PTR records? Or is it OK
as long they have A (and not CNAME) records?


TIA, Jukka

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