Email verification is the process of ensuring that an email address is valid, ensuring that the messages you are sending have a place to go. The purpose of email verification is to ensure that a real person with a valid email address receives and interacts with the email sent.

Through the add-on, the user can quickly check the quality of a specific email address.

- Email Checker will verify the address through a series of steps that can help you improve email deliverability. The following steps are performed:

- Email Syntax Checker
Validates if the email address conforms to a standard format.

- MX record checker
Checks DNS for mail server records.

- MX Server Connection Checker
Tests a successful network connection to the email server.

- Free email provider checker
Checks if the email address is from a free email provider like Gmail.

- Disposable email provider scanner
Checks if the email address is from a disposable email provider like Mailinator.

- Role Email Verifier
Verifies that an email address is a role email such as administrator, support, webmaster, or sales.

- E-mail typo correction
Checks the email address for typos and suggests a new email address

- Email catch-all checker
Perform acceptance tests of all email addresses and detect and flag the domain that accepts any email (catch-all) in your domain

- Checking for mailbox existence
Performs deep-level SMTP scanning on each email address. Each email address will be checked for mailbox existence without sending actual emails to that address.