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AS Numbers unused/sitting for long periods of time

Internet Exchange route servers would be another case that would appear
unused to the broader internet, but shouldn't use a private ASN.

On 03/01/18 14:40, Christopher Morrow wrote:
> On Tue, Jan 2, 2018 at 5:46 PM, James Breeden <James at arenalgroup.co> wrote:
>> I'm amazed at the number of AS numbers that are assigned, but not actively
>> being used.
> 'not actuvely being used' ... how would you (or anyone) know? what if they
> were used only on some internal part of a large public network which never
> leaked beyond their borders/uses? What if the ASN is used on a large
> private network? (for instance.. where I know of several such things).
> -chris
>  (mark andrews makes this same, valid, point)