ResearchIRR · ARIN

AS-CUSTS BGP customers of Impulse.

An as-set registered in ARIN, maintained by MNT-IMPU. It names 5 ASes and 0 sets directly; followed all the way down, it reaches 5 ASes through 0 nested sets.

Members

What AS-CUSTS lists

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

AS12210AS26402 SANTABARBARACITYAS30412 COR-3516AS33161 CHUMASH-ENTERPRISESAS395359 ITH-AS-1
Expanded

Every AS it reaches

What a filter built from AS-CUSTS would let in: 5 ASes.

Show the 5 ASes
AS12210AS26402AS30412AS33161AS395359
Prefixes

What AS-CUSTS covers

Every route object in the IRR whose origin is one of the 5 ASes it reaches: the prefixes a filter built from AS-CUSTS (with bgpq4, say) would allow. 21 IPv4 and 12 IPv6. Every one is in the IRR API.

21 IPv4 prefixes
12.9.29.0/24168.215.212.0/24170.176.128.0/18170.176.128.0/24170.176.144.0/24170.176.145.0/24170.176.146.0/24170.176.148.0/24170.176.157.0/24170.176.159.0/24170.176.183.0/24170.176.184.0/24170.176.186.0/24170.176.187.0/24170.176.188.0/24209.150.78.0/2463.88.121.0/2464.29.224.0/2464.29.226.0/2464.29.233.0/2468.111.34.0/24
12 IPv6 prefixes
2001:19f8:211::/482001:4870:a24a::/482600:12c:9001::/482620:12c:9001::/482620:12c:9002::/482620:12c:9004::/482620:12c:9006::/482620:12c:9007::/482620:12c:9020::/482620:12c:9030::/482620:12c:9031::/482620:12c:90e0::/48
Registries

Each registry’s copy

ARIN5 membersBGP customers of Impulse.
Maintained byMNT-IMPU
Last modified2025-10-07T12:45:54Z
MembersAS12210 AS26402 AS30412 AS33161 AS395359
mbrs-by-refN
Tools

Check AS-CUSTS live

IRR API, with prefixes