RIRs give out unique addresses (Was: something has a /8! ...)

John Curran jcurran at arin.net
Thu Sep 20 14:39:35 UTC 2012

On Sep 20, 2012, at 10:10 AM, Jeroen Massar <jeroen at unfix.org>
> On 2012-09-20 16:01 , John Curran wrote:
>> It's very clear in the ARIN region as well.  From the ARIN Number
>> Resource Policy Manual (NRPM), 
>> <https://www.arin.net/policy/nrpm.html#four11> -
>> "4.1. General Principles 4.1.1. Routability Provider independent
>> (portable) addresses issued directly from ARIN or other Regional
>> Registries are not guaranteed to be globally routable."
> While close, that is not the same.
> The RIPE variant solely guarantees uniqueness of the addresses.
> The ARIN variant states "we don't guarantee that you can route it
> everywhere", which is on top of the uniqueness portion.

Agreed - I called it out because ARIN, like RIPE, does not assert 
that the address blocks issued are "publicly routable address space" 
(i.e. which was Tim Franklin's original statement, but he did not 
have on hand the comparable ARIN reference for that point.)


More information about the NANOG mailing list