In article <a989e9a2-12d0-dfcc-ad4e-53daca750...@spamtrap.tnetconsulting.net> you write: >On 01/09/2019 07:58 AM, John Levine wrote: >> Sounds like it'd be more useful to persuade those domains to publish a >> null MX. Then everyone's mail to them will fail automagically. > >Agreed. > >However that requires that the domains still be registered and having >DNS service. > >Granted, MTAs should refuse to accept email for non-existent domains. >But we all know that there are a LOT of MTAs that don't do things the >way that they should.
Sounds like it'd be more productive to fix the code in the MTA rather than to invent a band-aid and then try to make the MTA use the band-aid. Rejecting mail for authoritative NXDOMAIN failure is pretty basic. _______________________________________________ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop
