On 17 Jan 2020, at 02:02, Jaroslaw Rafa <r...@rafa.eu.org> wrote: > Dnia 16.01.2020 o godz. 15:46:31 @lbutlr pisze: >> >> Recheck? What do you mean> there is no rechecking the VALID domain is looked >> up, it does not have an MX record, so postfix does not attempt to deliver it >> and immediately bounces the message back to the user. > > But it is wrong approach.
No it is not. > It is a perfectly correct setup to not have an MX record for a domain, but to > have an A record and receive email under that address. Yes. And? This has what to do with nullMX? hotmal.com. 3600 IN MX 10 . That is not the same as not having an MX record. -- Words have meanings, but not here.