The SPF (Sender Policy Framework) Record allows the domain owner to designate the servers (IP addresses) that are allowed to...

DKIM (DomainKeys Identified Mail) is an email authentication technology that proves that the sender of the email is authorised to...

DMARC or Domain-based Message Authentication Reporting and Conformance combines SPF and DKIM technologies into a single set of rules to...

This is a short help article that describes common non- and misconfigurations that can impact the deliverability and integrity of...