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Re:There’s more than one way to write an IP address by metaphor on Tuesday July 09, 2019 @09:07PM (#20398345)
> IPv4 addresses are also syntactically valid host names.

Curious...from the philosophical intent supporting the normative language[1] (my emphasis added):

However, a valid host name can never have the dotted-decimal form #.#.#.#, since at least the highest-level component label will be alphabetic.

[1] https://tools.ietf.org/html/rfc1123#page-13

Re:There’s more than one way to write an IP address by bluejekyll on Tuesday July 09, 2019 @09:33PM (#20398466)