How To Check If An Email Is Valid Without Sending An Email. For experienced marketers, though, there are 2 options available: We'll let you know if it's properly formatted and verify that its mailbox exists and is able to receive mail.
The general answer is that you can not check if an email address exists event if you send an email to it: We'll let you know if it's properly formatted and verify that its mailbox exists and is able to receive mail. You need to connect to the chosen smtp server and request whether an email address exists.
Pinging the server is a technical method to verify email address without sending emails.
Example of a correctly formatted email address but still wrong: If your email does not bounce, the email address is. If the server replies with ( 250 ok ), the email address is valid. That being said the method described there is quite effective.