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Home/Cybersecurity Glossary/Mail Exchanger Record (MX record)

Mail Exchanger Record (MX record)

A Mail Exchanger Record (MX record) specifies the mail server responsible for accepting email messages on behalf of a domain name. It is a resource record in the Domain Name System (DNS). It is possible to configure several MX records, typically pointing to an array of mail servers for load balancing and redundancy.

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