com" should have an associated MX record. 4. Send a Test IG database Email Sending a test email is a straightforward method to check if an email address is valid. If the email bounces back, it indicates the address is invalid. While this method is effective, it can affect your bounce rate and sender reputation if done frequently.
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Check for Disposable Email Addresses (DEAs) are temporary and often used for sign-ups to avoid spam. Tools like EmailListVerify can detect and filter out these addresses from your lists, ensuring you only communicate with genuine recipients. 6. Use a Double Opt-In Process Implementing a double opt-in process helps ensure the validity of email addresses.