[Whitestrake]

It is supported by default. Out of the box you can configure it this way.

It is not _configured_ by default. There is an important distinction.

It's not mentioned in documentation because the documentation [1] does not provide an _exhaustive_ list of the kinds of addresses that Caddy can be configured to serve.

1. https://caddyserver.com/docs/caddyfile/concepts#addresses