Question on Route-Set for Arin DB

Randy Bush randy at
Fri Feb 14 05:24:54 UTC 2014

> The way many providers use the IRR info is to take the adjacent ASN and do
> a reverse index lookup on the origin field.
> That is, for AS1234, what are all the route and route6 objects with that as
> an origin.
> If you need something more complicated, you can use an aut-num object to
> say that an as-set, route-set or combinations of these ought to be folded
> in when creating the filters.

fwiw, i build filters by running peval() over their as-set


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