ResearchIRR · RIPE

AS56504:AS-ONLY N

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

Members

What AS56504:AS-ONLY lists

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

AS56504 HOSTCIRCLE-L-NL
Expanded

Every AS it reaches

What a filter built from AS56504:AS-ONLY would let in: 1 ASes.

Show the 1 ASes
AS56504
Prefixes

What AS56504:AS-ONLY covers

Every route object in the IRR whose origin is one of the 1 ASes it reaches: the prefixes a filter built from AS56504:AS-ONLY (with bgpq4, say) would allow. 12 IPv4 and 2 IPv6. Every one is in the IRR API.

12 IPv4 prefixes
110.44.4.0/24154.21.215.0/24154.22.149.0/24154.28.156.0/24154.51.14.0/24178.237.56.0/24178.237.57.0/24178.237.58.0/24178.237.59.0/24185.251.229.0/24185.61.136.0/24193.91.11.0/24
2 IPv6 prefixes
2a0d:5540:1::/482a0d:5540:2::/48
Registries

Each registry’s copy

RIPE1 membersN
Maintained byNL-HOSTCIRCLE-1-MNT
Last modified2026-04-05T09:50:14Z
MembersAS56504
mbrs-by-refN
Tools

Check AS56504:AS-ONLY live

IRR API, with prefixes