If you encounter issues sending e-mail due to a listing in Trend Micro’s DUL (Dial-up/Dynamic User List) the steps outlined below will walk you through how to get your IP removed.

Trend Micro will list IP addresses in their DUL if they do not meet their requirements.e-mail Trend Micro’s DUL Team.

Please confirm your IP is listed in the DUL before contacting Trend Micro.