Forum Discussion
Office 365 Spam detections Report
You can't, most of these are blocked even before hitting the Exchange servers, so there is no information available in any report. Third party tools included.
If you need "official" answer, the details are here: https://technet.microsoft.com/en-us/library/dn500744(v=exchg.150).aspx
That seems like a shortcoming. If the system knows enough to show you on a report that 1689 messages were "IP blocked" it should be able to give details on each of those messages explaining why. The data is obviously logged somewhere. It needs to be exposed to admins. As it stands we have no visibility into the details of the vast majority of blocked messages.
Well, do you really want to have a list of all the gazillion messages from that random well-known spammer? Even if you have the list, there's not much you can do with it - these messages never reach the service, you cannot "whitelist" them or anything.
But you can always try to convince Microsoft, that's why we have UserVoice (or go directly to your TAM).
We can easily create our own white list and override default behavior using this functionality:
Seems this problem has been last for more than 1 year but not be able to resolved...
First of all, exchange online formally discouraged tenants using external secure mail gateway as the first line of defend of inbound MX. This screwed me of analyzing inbound IP already.
Ok I can ignore that. But then the spam IP blocking action does not have a proper report. How can I tell whether the inbound IP blocking was a correct or not?
Can Microsoft grant tenants the options of enabling/disabling the spam IP blocking action?
