What is an MX record?

The MX record defines how email will be routed for your domain. These are read by mail servers to determine where to send messages to, but not directly. MX records require that you point them at a hostname not an IP address. With many hosting plans your web server and your mail server are the same physical device; it is not required that this be the case however. Let's take a look at a quick example. We'll need to establish an A record first, then we can define an MX record to associate with it.

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