Hi,
I am getting an increasing number of my emails to gmail addresses bounced with the following error:-
Final-recipient: rfc822; xyzmilkd...@gmail.com (any gmail address) Diagnostic-Code: smtp; 550-5.7.26 This mail is unauthenticated, which poses a security risk to the On investigation it is because you have failed to setup an SPF/DKIM/DMARC record on your gmail account. Unless people are telling you this you will not know so do check! Please check out the following link https://dmarcly.com/blog/spf-dkim-dmarc-set-up-guide-for-g-suite-gmail-for-business Steve