Which would be the most suitable and simple DMARC records for a LISTSERV server (listserv.rediris.es)?
In addition to having well configured the DKIM and SPF records

Would this be enough whith

 _dmarc.listserv.rediris.es       text = “v=DMARC1; p=none”

Thanks


----- El 11 de Abr de 2019, a las 23:34, Andrew Bosch [log in to unmask] escribió:

> In our experiences with Office 365 and Listserv, getting the DMARC feature in
> Listserv enabled helped (mostly). That included tuning our SPF records. If you
> are in control of the problem Office 365 tenant, check your Exchange Online
> Protection filters. You may need to put exceptions there for Listserv mail.
> 
> 
> Andrew Bosch
> Infrastructure Engineer
> Evangelical Lutheran Church in America
> 8765 W. Higgins Road, Chicago, IL 60631
> 773-380-2492
> [log in to unmask]
> ELCA.org
> 
> -----Original Message-----
> From: LISTSERV Site Administrators' Forum <[log in to unmask]> On
> Behalf Of Andy Richter
> Sent: Thursday, April 11, 2019 3:15 PM
> To: [log in to unmask]
> Subject: O365 regularly blocking LISTSERV owner email addresses
> 
> I am seeing several cases where Office 365 is automatically blocking email
> addresses associated with the "owner" addresses of some of our LISTSERV mailing
> lists, usually shortly after a legitimate email is distributed to the list
> members.   So far, I have not been able to identify the likely cause of these
> blocks.  Any suggestions?
> 
> --
> Andy Richter | Senior System Administrator | Information Technology |
> Vanderbilt University
> [log in to unmask] | phone 615.343.4518 | Did You Know? VUIT
> offers help, training, discounts and more at it.vanderbilt.edu
> 
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-- 
Jesús Sanz de las Heras 
RedIRIS 
Email Systems security & abuse 
LISTSERV manager 
Tel: 675.544.214 
- Spain's Academic & Research Network ( [ http://www.rediris.es/ | www.rediris.es ] ) -