[dmarc-discuss] Third party host email and DMARC

Todd Weltz tweltz at agari.com
Mon Jun 11 12:41:22 PDT 2018

Hi Jerry,

smpt5.volusion.com is almost certainly incorrect and you likely want it to
be *smtp5.volusion.com <http://smtp5.volusion.com>.  *What you have
indicated in your record doesn't exist in DNS and would certainly result in
the mail from that server not being authorized.


On Mon, Jun 11, 2018 at 3:29 PM, Jerry Warner via dmarc-discuss <
dmarc-discuss at dmarc.org> wrote:

> I'm still having fails when my web hosting company sends order
> confirmations to my customers.   I have my own mail server which handles
> most of my email however my ecommerce host handles order confirmations
> etc.  Those emails fail DMARC.
> Here's my spf key (edited).
> v=spf1 a mx a:MINE.com a:mail.MINE.com a:smpt5.volusion.com ~all
> Obviously Volusion is my web host and I have confirmed that
> smpt5.volusion.com is the server they send mail from.
> Volusion themselves are of no help. Depending on who I talk to they act
> like they've never heard of DMARC or they willl only help people if
> Voluison hosts your DNS and email.  In my case, they do neither.
> What do I have wrong?
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Todd Weltz, Software Engineer
tweltz at agari.com  l M: 416.471.8633 l www.agari.com
Changing Email Security For Good
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