DNSBLs work to degrade the interoperability of email, to make its delivery less reliable and system less accountable for failures. They do NOT meet the "no known technical omissions" criterion required of standards-track documents. The fact that they are widely used is sad, not a justification for standardization. > > As an operator of a large mail domain, I'd like to reiterate John's > comments above. DNSBLs work, are very cost (and computationally) > effective, and are in widespread use. > > Regards > Jason > _______________________________________________ > Ietf mailing list > Ietf@xxxxxxxx > https://www.ietf.org/mailman/listinfo/ietf _______________________________________________ Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf