Re: mail @example.com without dns a-record for example.com

Claus Aßmann
<INVALID_NO_CC_REMOVE_IF_YOU_DO_NOT_POST_ml+sendmail(-no-copies-please)@esmtp.org>
writes:

Salvador Mirzo  wrote:
>

The objective here is just learning how things work.  I asked

>
You might want to read the fine RFCs, e.g., RFC 5321
5.1.  Locating the Target Host
....
   The lookup first attempts to locate an MX record associated with the
   name. [[...]]

Thank you so much for the reference.

myself---is it possible to get mail sent to someone@example.com without
an a-record fore example.com?  I think the answer should be ``yes''

>
Correct.
>

But after the deletion of the a-record example.com, I noticed Gmail

>
Since you haven't given real data it's hard to say what you did
wrong. Maybe your MX record is incorrect or hasn't propagated yet.

I was likely confused---I updated you all in a follow-up to John Levine.