Viktor Dukhovni <ietf-d...@dukhovni.org> wrote:
>
> Indeed in a non-public network, I'm free to provision a
> ".1" TLD, and even create hosts as sub-domains of this name:

This would break a (non-normative) promise in RFC 1123

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

Tony.
-- 
f.anthony.n.finch  <d...@dotat.at>  http://dotat.at/
North Utsire, South Utsire: Variable, becoming southerly 3 or 4, occasionally
5 later. Smooth or slight. Rain later. Good, occasionally poor later.

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