A system and method for sending email. The method includes the steps of receiving: an email address including a destination domain from a user; prior to sending a message to the destination domain, determining whether the destination domain will receive email; and providing an indication to the user that the email may not be deliverable to the address. In one embodiment, the step of determining includes maintaining a list of problematic destination domains and checking the destination domain against said list.

 
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> Method of providing notification service of electronic mail transfer

> Method and system for evaluating confidence in a sending domain to accurately assign a trust that a communication is not unwanted

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