Re: [Asrg] Wierd reverse DNS resolution might affect spam filters

[Seth Breidbart <sethb at panix.com>]

der Mouse <mouse at Rodents.Montreal.QC.CA> wrote:

> That is, given an address, you do an rDNS lookup and get a set of
> names (usually zero or one, but not always).  Do fDNS lookups on
> those, resulting in a set of addresses for each one; any which do
> not include the original address in their sets should be discarded.
> (If this leaves zero names, well, treat the IP as having no rDNS.)

Should following CNAMEs be included here?  I can see arguments both
ways.

Seth

_______________________________________________
Asrg mailing list
Asrg at ietf.org
https://www1.ietf.org/mailman/listinfo/asrg