Re: PTR lookups in SPF (was: SPF is not usable as legal measure agains

Andriy G. Tereshchenko wrote:

What is reason to do PTR lookups in SPF ?


I have "v=spf1 ptr:untd.com -all" as a fall-back record for juno.com.
In this way I don't have to guess all the IP addresses they are using to
send mail.

Roger

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Re: PTR lookups in SPF (was: SPF is not usable as legal measure against spammers.)