To check the Anti-Spam logs on a Exchange 2010 server, you can do this:

  • The default logs files for the antispam agents are on: %exchangeinstallpath%TransportRoles\Logs\AgentLog
  • At this location you can see a lot of files (see the image)
  • logs1
  • on this files there are each email processed
  • for example in my domain “ “: