DMARC was published in 2012 to build upon the SPF and DKIM email conventions for authorizing senders. It allows specification of policies and provides for reporting of actions performed under those policies.
Assistant:
http://www.kitterman.com/dmarc/assistant.html
DNS Entry Resembles:
_dmarc.example.com TXT v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0; adkim=r; aspf=r; pct=100; rf=afrf; ri=86400; sp=none
Simple verification…. send an email to this address and you will receive a response with your SPF, DKIM and DMARC compliance status:
mailto:[email protected]
REFERENCES:
