> On Apr 3, 2017, at 11:07 AM, Mario Theodoridis <[email protected]> > wrote: > >> If you own a domain that should not be receiving email, you can prevent >> MTAs trying to send mail to it by explicitly specifying a null MX in the >> DNS: >> >> bikinibottom.com. IN MX 0 . > > Good to know, thanks Philip.
Note, this will typically also prevent "the domain" from sending email. That is, in this example, email from "[email protected]" will be refused by many if not most receiving domains. -- Viktor.
