There are several things to understand about the construction of email, headers, and domains. Multiplicity and mixture of official and...

Everyone is talking about it. Everyone is doing it. It solves all deliverability issues. There is only one right way to do it. Are those...

The difference between the two goes beyond the word’s complexity and length. Based on the same verb, with time and development of email,...

My name is Martin Schwill. In past projects responsible for MTA migrations (PMTA to Halon, PMTA to KumoMTA), designing, developing, and...