[ietf-dkim] Are lookalike domains like parent domains?
fenton at cisco.com
Thu May 1 10:42:56 PDT 2008
Steve Atkins wrote:
>> It seems like the treewalking would help to address stuff like
> Not in general. It will help only in the case where there are only one
> level of hostnames below the top level domain. It won't help in
> the cases where that's deeper.
It still helps, it just doesn't make it possible to cover the entire
multilevel domain with a single ADSP record; you need to have a record
for each subdomain (one level up from the leaf nodes in the tree). But
are still substantially fewer records that need to be published in this
> People whose work environments consist solely of three level
> hostnames see it as a magic bullet. Those who don't, see it as
> a hack that adds complexity for recipients without buying the
> senders any functionality they didn't already have via less
> intrusive methods.
Intrusive? How does this intrude?
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