No specific info about version 3.1. Please visit the main page of NET Email Validation Library on Software Informer.
Adds extra features to allow simple interaction with the .NET environment.
Email Worker is a bulk email verify software for Windows OS.
BulkVerifier is a multi-threaded application for checking e-mail addresses.
It is a simple but very powerful bulk email validation tool.
It allows for quick formatting of email lists for mass emailing jobs.
Email Questionnaire is totally email based send and collect the instantly.