Monitor, detect and fix real world problems with your SPF and DKIM configuration
This Warning indicates that the DMARC record for this domain is not currently protected against phishing and spoofing threats. To resolve this Warning you will need to set a Quarantine or Reject policy on the domain's DMARC record. Setting a Quarantine or Reject value will prevent fraudsters from spoofing the domain as mail servers will Quarantine or Reject messages that fail authentication tests.
*Note: It is advised to not set a Quarantine or Reject policy until you have evaluated your DMARC reports to make sure you don't have any legitimate senders that have email delivery problems.