Why is there a dot at the end of the Canonical name when you create a CNAME record?

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lssssssssssl2021-10-16 21:53:51

Domain Name System

lssssssssssl, 2021-10-16 21:53:51

Why is there a dot at the end of the Canonical name when you create a CNAME record?

For example, www.foo.ru becomes www.foo.ru when saved.

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Vasily Bannikov, 2021-10-16
@lsssssssssl

Because the dot is the zero-level domain, and the canonical name is the fully qualified domain name, including the root.

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