Forum Discussion
Outbound Spam
Hello all. Question regarding outbound Spam. At the moment i have it delivering the suspect mail to be, but the ultimate question is, how do i find the origin of the spam. if the user is on Outloo...
Run a message trace: https://technet.microsoft.com/en-us/library/jj200712(v=exchg.150).aspx
Yep, that just shows recieved by 365, not our actual machine IP
It shows the IP or the sending server or the client, depending on how the message was sent. Here's an example:
