Never worry about
non-delivery of your
emails.

Zonefile

Email Validation

Our email extension technology verifies deliverability and checks the server connection to ensure that your email delivery rate remains high, keeping you off the contact blocklist. Our technologies allow us to do all of this without having to send an email to the contact.

zonefiles
OK

Email address exist and correct

Fail

Email address not exist

Unknown

Email server do not allow to check this email

Made with in India