Re: [exim4] mixed up about terminology
On 10/13/2014 2:32 AM, Jonathan Dowland wrote:
> On Sun, Oct 12, 2014 at 09:05:14PM -0400, Jerry Stuckle wrote:
>> Among other things, legitimate MTAs have MX records.
>
> Not necessarily. In the absence of an MX record an A record is perfectly
> legitimate.
>
>
Legitimate MTAs have MX records. While an A record is perfectly
legitimate, an MUA won't have one of those, either.
But more and more companies are filtering out emails which don't have
matching MS records.
Jerry
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