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[spf-discuss] Re: Need Help with SPF DNS record

2006-03-11 11:42:10
On 03/11/2006 13:33, Mark Shewmaker wrote:
On Sat, 2006-03-11 at 11:23 -0500, Rob Robson wrote:
rob-robson.com. IN TXT "v=spf1 a mx include:adelphia.net all"

As an unrelated side note, I imagine that you intended to have your
record end in "-all" instead of "all".

"all" is equivalent to "+all", which authorizes everyone in the world to
use rob-robson.com in their MAIL FROMs.

Probably not what you really meant.  :-)

Good catch.  I missed that.

Here's the discussion in the spec:

http://new.openspf.org/blobs/draft-schlitt-spf-classic-02.html#anchor22

Scott K

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