1)   High Speed Verifier 1.2
High-speed software designed to remove dead email addresses from huge mailing lists with millions of addresses. Moreover, it is with this list size that the program's highest performance can be achieved.

 2)   Live Email Validation Component 2.2
The Email Validation Component is a true native, 100% managed C# component that can be implemented for both Webform and Winform. Features: 1. An accurate syntax check 2. A domain check by looking up MX records 3. A username test using SMTP

 3)   Live Email Verifier Professional 3.6
Email Verifier Professional quickly and easily verifies email addresses. Email Verfier removes invalid, not existed and dupicate emails. Email Verifier is designed for users who have their own mailing lists and want to keep them up-to-date.

 4)   Fast Email Verifier 2.0
Fast Email Verifier quickly and easily verifies email addresses in databases, address books, spreadsheets or any other mailing list. The product is based on the latest .Net technology and can find approximately 85% of your dead email addresses.

 5)   Live Email Verifier 2.6.2
Email Verifier quickly and easily verifies email addresses. Email Verfier removes invalid, not existed and dupicate emails. Email Verifier is designed for users who have their own mailing lists and want to keep them up-to-date.

 6)   ITG Email Validator 1.1
ITG Email Validator is a tool composed of two DLLs which validate addresses in 4 levels: Level 1 - email address syntax valid. Level 2 - email server (MX record) is configured. Level 3 - destination email server is running. Level 4 - email exists.