1. Use Online Email Verification Tools Several online Shareholder Database tools can quickly verify the validity of an email address. Services like Hunter.io, NeverBounce, and VerifyEmailAddress.org are designed to check the authenticity of email addresses by validating domain names, syntax, and whether the email address can receive emails.
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Perform Syntax Checks A simple yet effective way to verify an email address is to check its syntax. A valid email address must follow a specific format: . Ensure there are no spaces, special characters (other than allowed ones), and that the address includes an " symbol and a domain name with an extension like .