* Eric J. Esslinger: > I found a reference to a null MX proposal, constructed so: > example.com IN MX 0 .
I think this is quite controversal. The best approach still seems to be an SMTP rejecter on a dedicated IP address. -- Florian Weimer <fwei...@bfk.de> BFK edv-consulting GmbH http://www.bfk.de/ Kriegsstraße 100 tel: +49-721-96201-1 D-76133 Karlsruhe fax: +49-721-96201-99