And this can be (and most probably is) invalid SPF configuration, because mail1.iecc.com can be used in HELO.
I've gathered most common SPF misconceptions in this article: https://hackernoon.com/myths-and-legends-of-spf-d17919a9e817 12.10.2017 5:51, John Levine via dmarc-discuss пишет: > In article <59de991d.29608.10e74...@webbed.pete.gmail.com> you write: >> 2) I was under the impression that a "real" email server needs to be able to >> both receive >> (postmaster@) and send (MAILER-DAEMON@) administrative emails. > Yes, but only for the domains for which it handles real mail. If you > want no mail sent or received by ds.org (as opposed to any other > domains you host) it is just fine to say that. > >> (I realize I could munge it so the server sends as one of our other domains. >> Somehow >> that feels incorrect... > That is exactly correct. I have a mail server called mail1.iecc.com which > handles > mail for a zillion domains, but there is no mail to or from mail1.iecc.com so > it > has SPF -all and a null MX. > > R's, > John > _______________________________________________ > dmarc-discuss mailing list > dmarc-discuss@dmarc.org > http://www.dmarc.org/mailman/listinfo/dmarc-discuss > > NOTE: Participating in this list means you agree to the DMARC Note Well terms > (http://www.dmarc.org/note_well.html) -- Vladimir Dubrovin @Mail.Ru _______________________________________________ dmarc-discuss mailing list dmarc-discuss@dmarc.org http://www.dmarc.org/mailman/listinfo/dmarc-discuss NOTE: Participating in this list means you agree to the DMARC Note Well terms (http://www.dmarc.org/note_well.html)
