Scott,
On Aug 21, 2013, at 4:07 PM, Scott Kitterman <scott(_at_)kitterman(_dot_)com>
wrote:
You could publish:
example.com IN TXT v=spf1 redirect=_spf.example.com
_spf.example. com IN TXT v=spf1 [actual content here]
Then delegate _spf.example.com to the mail administrator. Problem solved.
Wouldn't this cause an extra lookup that you were arguing was prohibitive for
large scale mail providers?
Regards,
-drc
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