North American Network Operators Group
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Re: VeriSign SMTP reject server updated

  • From: Daniel Roesen
  • Date: Sun Sep 21 06:21:50 2003 
On Sun, Sep 21, 2003 at 10:08:27AM +0000, Stephen J. Wilcox wrote:
> What if you change the behaviour of the GTLD named daemons to return
> an NXDOMAIN response to any MX queries on non-existent domains, you
> will then take this whole debate on SMTP out of the equation ...

MTAs fall back to the A RR if there are no MX RRs for a given
recipient domain.


Regards,
Daniel