The CSA criteria were developed in consultation with various mailbox providers and ESPs (email service providers). These criteria serve as a framework for reputable email marketing and as a significan...

22.01.2019

Authentication is absolutely essential for professional email transmission. If you want to go further than SPF and DKIM and use DMARC, then alignment is obligatory. But even without DMARC, alignment i...

18.09.2018

Commissioning a mail server is initially not terribly complicated, but at the latest when it comes to keeping an eye on your reputation, or if you want to implement authentication measures like SPF (S...

05.09.2017