Nonexistent email addresses, which aren’t connected to any existing branded domain name, can spell trouble for organizations when used as part of a site’s registration process or in an online contact form.
Such addresses can be the product of human error. For example, a user may inadvertently mistype his or her email by omitting, adding, or switching one or more characters or words in it. However, using nonexistent email addresses can also be deliberate for different reasons that include:
- Abusing freemium services or features offered by a website by creating several fake accounts