Any recommendation for an ethic service to test the good configuration of e-mails? That SPF, DKIM, DMARC etc are properly set? There are many online, but is there a specific one you would recommend, or one that you would avoid?
#email #smtp
@fla Mine is https://aboutmy.email
https://senderaudit.com is another, which looks at different subset of things.
Analyze your email to check for best practices, including authentication, size and structure.