E-mail ProGen searches e-mail addresses directly from well known SMTP servers. It autodetects the max e-mail verifying session for a single connection limited by current SMTP Server. And, it auto detects DNS server of user's local computer. It's multi-threading implementation allows up to 30 simultaneous email search threads. The normal search speed can go up to 1500 e-mails per minute. It can export search results to plain text file. Professional user interface, very easy to use, can be set up in few minutes. Its easy to use graphical user interface makes it comprehensive to use.