When a lot of domain registrars or DNS providers will tell you they support DKIM or DomainKeys, they often mean that they support TXT records, and you can publish the public part of your DomainKeys via the DNS. Which is fine, and works when you are integrating with third-party email providers or CRMs. In many […]
Like most ISPs, we’ve been employing the tactic of greylisting to cut down on the amount of spam and viruses we get and forward to our customer email addresses via their mailmaps or backup mail spools.
