Enter an email address and we will verify if the email address exists. This is not only validating the format, but also whether an email address is actually accepting delivery of a message. This can greatly improve the deliverability of your email messages.

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Developer API

Accessing our email validation API is quite simple. Just call the url below. You must signup for an API key. Output is currently available as JSON.

http://www.danstools.com/email-validator/?apikey=API-KEY&apiid=API-ID&email=EMAIL_TO_VERIFY