Validzilla

Validzilla helps you stay out of spam folders and keep your email deliverability healthy by verifying your email lists before you start cold email marketing campaigns. Whether you're buying leads or digging them up yourself, it's important to make sure emails will get delivered.

Verification doesn't have to cost a fortune. Validzilla is the most economical solution on the internet, and your unused credits roll over to the next month. See more results with your marketing campaigns by verifying your email lists with Validzilla, created by marketers for marketers.