SPF records in reverse zones?

Barry Margolin barmar at alum.mit.edu
Wed Dec 5 23:53:01 UTC 2012

In article <mailman.818.1354751059.11945.bind-users at lists.isc.org>,
 Karl Auer <kauer at biplane.com.au> wrote:

> This may be a silly question, but are SPF records supposed to be
> supported in reverse zones? I'm thinking of a mail server that has no
> entry in the DNS.

Many anti-spam rules block mail from servers with no reverse DNS, so it 
seems pointless to have SPF records to support them.

Barry Margolin
Arlington, MA

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