[dmarc-discuss] DMARC limitations

[Rolf E. Sonneveld]

On 3/6/12 8:58 PM, John Levine wrote:
>> Many of us want sender policies, ones with real teeth, but by the end of
>> the process, the teeth get removed and we release to the world yet another
>> 'almost there' policy.
> This leads back to the nub of the matter, which is that receivers for
> the most part have no reason to care what senders want.
>
> DMARC suffers from the same issue as any other policy self-publication
> such as SPF and ADSP, that there's no way to tell whether the policy
> publish by some random domain actually reflects what they do, and whether
> your users will be happy or sad if you believe it.

Can you elaborate? Do you mean: DMARC without reputation is like DKIM 
without reputation is like SPF without reputation etc.?

/rolf