For example, something that is too complex for your comfort level, a security concern, or maybe your hardware can’t keep up with the service’s needs?
For example, something that is too complex for your comfort level, a security concern, or maybe your hardware can’t keep up with the service’s needs?
Why do you say so? I’m not an expert in the fields, but isn’t a mail server pretty much the same as 20 years ago plus DKIM and SPF?
Problem is, that most larger providers sort your mails to spam if the domain is not well known to them, which is not easy to achieve