On Tue, Sep 29, 2015 at 12:15 PM, A. Schulze via dmarc-discuss <
[email protected]> wrote:

>
> Alec Peterson via dmarc-discuss:
>
> Why force the report generator to do something that could be done when the
>> report is received, if desired?
>>
>
> because
> - the MTA already did the rDNS job
> - I send the failure reports to myself. I still "see" the Source-IP field
> which has not so much information...
>

 Add the smtp.helo from SPF in the authentication results, this is the next
best thing. More often than not it matches the rDNS.
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