Email Checker: Allows you to check email addresses without storing anything in any databases. It extracts MX records from the email address and connects to the mail server (via SMTP and also simulates sending a message) to make sure that the mailbox actually exists for that user/address.
Some mail servers do not cooperate in the verification process with MX records, and in such cases, the result of the email validator may not be as accurate as expected (1% margin of error).
Support status of some email providers:
Gmail – …
and what is worth to mention: We update new content like WordPress themes, plugins and PHP scripts daily. But remember that you should never use these items on a commercial website. All content posted here is for development and testing purposes only. We are not responsible for any damage, use it yourself risk! Highly recommend to buy Email Studio Pro – (source code included) From The site of the original developer (dan_fisher). Thank you.