If a domain is telling me it does not accept emails, why should I accept mail from such domain if I cannot reply back to it?
On Sat, Feb 27, 2016 at 6:59 PM, Suresh Ramasubramanian <ops.li...@gmail.com > wrote: > A domain with a null mx may well originate email but will absolutely not > receive email - so mail gets trashed at your end as well without staying > endlessly on your mall queues > > You can possibly correlate that mx with the behavior of domains that are > sending you mail.. Though a domain rather than IP bl may make sense. > > --srs > > > On 28-Feb-2016, at 8:07 AM, Mark Jeftovic <mar...@easydns.com> wrote: > > > > > > What is an MTA supposed to do with a message addressed to a domain with > > a NULL MX? > > > > RFC 7505 talks about domains with a NULL MX should not originate email > > (in their sender envelopes, etc) but what about the converse? > > > > I'm looking at some logs and seeing attempts to deliver email to lots of > > domains with NULL MX enabled (that have been so for years) and wondering > > if I can safely mine these logs and add all the originating MTA IPs to > > an internal RBL. > > > > I think I can. I think I will. > > > > - mark > > > > -- > > Mark Jeftovic, Founder & CEO, easyDNS Technologies Inc. > > Company Website: http://easydns.com > > Read my blog: http://markable.com > > +1-416-535-8672 ext 225 > > > > _______________________________________________ > > mailop mailing list > > mailop@mailop.org > > https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop > > _______________________________________________ > mailop mailing list > mailop@mailop.org > https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop >
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