ResearchIRR · ARIN

AS-BMS-IX BMS IX AS-SET

An as-set registered in ARIN, maintained by MNT-ENL-259. It names 0 ASes and 1 set directly; followed all the way down, it reaches 3 ASes through 1 nested sets.

Members

What AS-BMS-IX lists

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

AS-BMS-IX:AS-CONNECTED
Expanded

Every AS it reaches

What a filter built from AS-BMS-IX would let in: 3 ASes.

Show the 3 ASes
AS139205AS139989AS149938
Prefixes

What AS-BMS-IX covers

Every route object in the IRR whose origin is one of the 3 ASes it reaches: the prefixes a filter built from AS-BMS-IX (with bgpq4, say) would allow. 18 IPv4 and 7 IPv6. Every one is in the IRR API.

18 IPv4 prefixes
103.122.246.0/24103.5.149.0/24141.11.241.0/24144.79.174.0/24151.242.80.0/24151.243.41.0/24154.127.62.0/24154.51.250.0/23162.141.100.0/24185.65.203.0/2423.144.168.0/2438.191.91.0/2441.216.177.0/2441.216.178.0/2441.216.180.0/2441.216.185.0/2445.158.10.0/2489.28.203.0/24
7 IPv6 prefixes
2001:470:1c6::/482001:470:39f::/482001:df6:7840::/482602:fac2:14::/482602:fac2:20::/442602:fac2:ce::/482a13:aac0::/29
Registries

Each registry’s copy

ARIN1 membersBMS IX AS-SET
Maintained byMNT-ENL-259
Last modified2026-01-06T02:07:51Z
MembersAS-BMS-IX:AS-CONNECTED
mbrs-by-refN
Tools

Check AS-BMS-IX live

IRR API, with prefixes