Den 2012-07-09 17:20, Curtis Maurand skrev:
This has probably been asked in the past, but is it worth it to go through the contortions to set up SPF?
have you ever got bounces back from remote ip with your domain as envelope sender ?
much better question that answers your questionseen in dmarc some spammers use my domain in message-id and from: header, maybe just to test how bad spf is used ?