SPAM Punisher 

Useful tool to fight back spam.
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eMailTrackerPro 2005 

eMailTrackerPro helps identify the true source of emails to help track suspects, verify the sender of a message, trace and report email abusers. The trace analysis reports the sender's IP address, estimated location, network and domain information.
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NUCEM Spam Terminator 2.0 

GUARANTEED COMPLETE SOLUTION to spam! NUCEM (pronounced nuk-'em) is user friendly, easy to install, maintenance free, reliable, and works quietly within your existing email program. Get NUCEM now and regain control of your Inbox!
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RelayTest 

RelayTest Pro is a tool for network administrators, that allows to test a specified mail server for open relays. It runs series of tests designed to detect open relays and create a detailed report of the findings.
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DeMessenger 

Have you ever received a popup spam from "Messenger Service"? Some people receive dozens per day! This simple freeware utility puts an immediate and permanent stop to Messenger Service spam popups!
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Spam Sleuth Enterprise 

Spam Sleuth Enterprise resides on your e-mail server and screens out spam before it reaches your e-mail server. The program includes a Web and/or PC client application that allows users to configure spam settings and view all spam messages received.
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