Joe, On Sep 19, 2023, at 8:32 AM, Joe Abley <jab...@strandkip.nl> wrote: >> I think we need to clearly separate the definition of a domain name with >> the 'domain name space'. A domain name is just a sequence of labels, >> and is a concept that exists independent of the tree structured namespace >> of the global DNS (or any private DNS namespace for that matter). > > Domain names existed before the DNS
Well, hostnames did. Not sure domain names did, at least using that term. > and are also used by other name resolution protocols than the DNS. Yes. > I am not convinced that the term "domain name space" has any real currency, Not sure what you mean by this. > or that there's a useful distinction between that and "domain names”. The distinction is that names resolvable via the DNS is a subset of all possible names within the domain namespace. > Some domain names are resolvable using the DNS protocol. Others are not. I'm > not sure it needs to be more complicated than that. I agree that there’s no need to make it overly complicated, but it seems clear (e.g., the existence of the SUDN registry) that the distinction is both useful and necessary. > I agree that a definition of a domain name as an ordered sequence of labels > is probably better than references to graph theory, which I think most people > (including me) think they know more about than they actually do. +1. Regards, -drc
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