ResearchIRR · ARIN

AS-12001 AS12001

An as-set registered in ARIN, maintained by MNT-PNN-4. It names 1 AS and 0 sets directly; followed all the way down, it reaches 1 ASes through 0 nested sets.

Members

What AS-12001 lists

1 AS and 0 sets, written in the object across every registry that holds it. Sets open their own page.

AS12001 AS-PNN-NET
Expanded

Every AS it reaches

What a filter built from AS-12001 would let in: 1 ASes.

Show the 1 ASes
AS12001
Prefixes

What AS-12001 covers

Every route object in the IRR whose origin is one of the 1 ASes it reaches: the prefixes a filter built from AS-12001 (with bgpq4, say) would allow. 14 IPv4 and 0 IPv6. Every one is in the IRR API.

14 IPv4 prefixes
192.126.80.0/21192.126.80.0/24192.126.81.0/24192.126.82.0/24192.126.83.0/24192.126.84.0/24192.126.85.0/24192.126.86.0/24192.126.87.0/24192.126.92.0/22192.126.92.0/24192.126.93.0/24192.126.94.0/24192.126.95.0/24
Registries

Each registry’s copy

ARIN1 membersAS12001
Maintained byMNT-PNN-4
Last modified2026-07-07T17:12:42Z
MembersAS12001
mbrs-by-refN
Tools

Check AS-12001 live

IRR API, with prefixes