Quoting Kenneth Porter (shiva(_at_)sewingwitch(_dot_)com):
--On Tuesday, January 06, 2004 11:09 PM -0800 Greg Connor
<gconnor(_at_)nekodojo(_dot_)org> wrote:
THEN they will have to fall back on the practice many are already doing:
registering thousands of throwaway domains, spamming from them, and then
letting them expire.
Since throwaway spammer domains often use common nameservers, perhaps that
can be leveraged to identify the throwaways, by doing the extra NS lookup.
I've been doing that for about a month and it is very productive.
John Capo
-------
Sender Permitted From: http://spf.pobox.com/
Archives at http://archives.listbox.com/spf-discuss/current/
Latest draft at http://spf.pobox.com/draft-mengwong-spf-02.9.4.txt
To unsubscribe, change your address, or temporarily deactivate your
subscription,
please go to
http://v2.listbox.com/member/?listname(_at_)©#«Mo\¯HÝÜîU;±¤Ö¤Íµø?¡