Hello, I'm getting the following from my external mail server: 2024:02:22-19:28:14 wahine exim-out[** do-not-reply@fw-notify.net P=<> R=smarthost_route T=smarthost_smtp H=smtp.protonmail.ch SMTP error from remote mail server after end of data: 550…

Where does the UTM document whether it successfully validated SPF records? and with which IP and or Domain it was validated? I have to investigate a phishing campaign and i have access to the email itself as well as the smtp log file. In neither of…