On Thu, Dec 17, 2009 at 06:43:36PM -0800, Doug Barton wrote: > Joe Abley wrote: > > On 2009-12-17, at 23:16, Ted Hardie wrote: > > > >> Silly question: how well would using 1.0.0.257.in-addr.arpa match the > >> need identified in draft-jabley-sink-arpa ? > >> > >> It seems like it would be equally well guaranteed to be non-existant > >> (short of change in the def of IPv4 and in-addr.arpa). Like > >> sink.arpa, it would get you a valid SOA and nothing else. > >> > >> Am I missing something, or is this operationally equivalent? > > > > That seems operationally equivalent, in the same way that sink.hopcount.ca > > doesn't exist. > > > > The philosophical difference is that (it is proposed that) SINK.ARPA be > > guaranteed never to exist, whilst it's conceivable I suppose that someone > > could one day propose a use for 257.in-addr.arpa and descendants. > > I was actually thinking that what could be useful would be a generic > way to signal that a service is not available. Something like > "noservice" (actual label is not important) as the first label of any > hostname. Then if you are a person of good will and see that MNAME or > the RHS of an MX record is assigned to "noservice.example.com" you > would know not to bother to try doing whatever you were trying to do > (dynamic dns updates, deliver mail, etc.). > > I would think that further specifying that any hostname with > "noservice" as the first/only label MUST resolve to 127.0.0.1, etc. > I'm sure there are also some other rough edges I'm not thinking of > from off the top of my head. > > If this is interesting I would volunteer to write a draft for it, > hopefully with Joe's help? (Both since I'm poaching his idea and > because he's really good at writing drafts.) > > > Doug > > -- > > Improve the effectiveness of your Internet presence with > a domain name makeover! http://SupersetSolutions.com/ >
I don't think we really want to see the return of the HINFO record do we? --bill