Atomic Mail Verifier is an email verification tool that can help newsletter owners to find and remove invalid email addresses from their mailing list. It offers 3 different verification methods for quick or in-depth verifications. A simple syntax check allows you to fin email address that are mistyped, lacking the domain or other required aspects. The domain verification method allows you to detect email that use an invalid domain name, and the complete verification validates every email address directly by contacting the server and checking for the existence. The program features multi-threaded checking, detailed error classifications, filtering, custom DNS settings, export wizard and more.