Email Forwarder Directory

The following directory lists DMARC-related email forwarders.

ForwarderDMARC interoperability:
DKIM remains intactUses own domain
in envelope(SPF)
1&1 Mail & Media Inc.
Active24
AppRiver
Azero ApS
Barracuda
BigCommerce
Canonical (Ubuntu)
Centrum.cz
Cisco IronPort Hosted MX
Comcast
Comcast Business
Contegix Hosting
Cornell University
D2L Corporation
Debian Mailing Lists
DigitalOcean Inc.
DreamHost
Dyn
easyDNS
Edublogs
Endurance International Group
EntrustedMail
Etisalat
Fasthosts Internet Ltd
FastMail Pty Ltd.
forpsi
Gigahost
Gmail / Apps Forwarding
GoDaddy
Groups IO
GroupSpaces
Hosts UK
IETF Mailing Lists
Institute for Social Internet Public Policy
Kajomi Mail
KPN
Liquid Web Inc
Listbox
Mach3Builders
Mailgun
Mail Ru Group
MelbourneIT
MessageLabs (Symantec)
Microsoft Office 365
Mimecast
MX Logic (now McAfee)
One
Only Influencers
Origo Zrt.
Outlook.com
OVH
pair Networks
Proofpoint
Proximus
Rackspace
Routit
Selligent
Seznam.cz
Simplelists.com
SiteGround
SureSupport LLC
Telenet
The Apache Software Foundation
The PostgreSQL Global Development Group
Transip
'uknot.org' Traffic
UnoEuro
Vidahost, now part of Tsohost
Videotron
XS4ALL
Yahoo
Yandex
Ziggo

The following categories of generic forwarders can be useful when analyzing DMARC feedback.

Forwarders

When deploying DMARC, domain owners often find that email can flow through forwarders before arriving at a final destination.

Domain owners then wonder if the forwarder is capable of interoperating with DMARC.

This directory contains information on the capabilities of various email forwarders.