[dmarc-discuss] SPF Check issue on Google Reports

Al Iverson aiverson at spamresource.com
Mon Sep 15 14:44:31 PDT 2014


On Mon, Sep 15, 2014 at 4:13 PM, Dave Warren via dmarc-discuss
<dmarc-discuss at dmarc.org> wrote:
> On 2014-09-15 13:55, Al Iverson via dmarc-discuss wrote:
>>
>> First thing I would look at is, do all of your DNS servers reliably
>> return the same results? If you have 3-4 DNS servers and one of them
>> doesn't return the right info, this could conceivably cause what you
>> are seeing.
>
> One other thought, beyond what Al said... Any chance you've started
> delivering to Google via IPv6, but your SPF only covers your IPv4 IP space?

Especially since that exact scenario happened to me, didn't realize my
new VPS came with IPv6 already configured and routable...

Al

-- 
Al Iverson | Chicago, IL | (312) 725-0130
spamresource.com / fhsdh.com / @aliverson


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