ResearchIRR · RIPE

AS-CSDLTD N

An as-set registered in RIPE, maintained by TOMA1-MNT. It names 2 ASes and 1 set directly; followed all the way down, it reaches 3 ASes through 1 nested sets.

Members

What AS-CSDLTD lists

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

AS-METROSECURITYAS203851 as_csd001AS205900 APC-Solutions
Expanded

Every AS it reaches

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

Show the 3 ASes
AS203851AS205900AS210206
Prefixes

What AS-CSDLTD covers

Every route object in the IRR whose origin is one of the 3 ASes it reaches: the prefixes a filter built from AS-CSDLTD (with bgpq4, say) would allow. 16 IPv4 and 10 IPv6. Every one is in the IRR API.

16 IPv4 prefixes
185.154.48.0/24185.154.49.0/24185.154.50.0/24185.154.51.0/24185.87.212.0/22185.87.212.0/24185.87.213.0/24185.87.214.0/24185.87.215.0/24194.5.4.0/22194.5.4.0/23194.5.4.0/24194.5.5.0/24194.5.6.0/23194.5.6.0/24194.5.7.0/24
10 IPv6 prefixes
2a05:c540::/292a0d:7ac0::/292a0d:7ac0::/322a0d:7ac1::/322a0d:7ac2::/322a0d:7ac3::/322a0d:7ac4::/322a0d:7ac5::/322a0d:7ac6::/322a0d:7ac7::/32
Registries

Each registry’s copy

RIPE3 membersN
Maintained byTOMA1-MNT
Last modified2026-09-07T11:44:11Z
MembersAS203851 AS-METROSECURITY AS205900
mbrs-by-refN
Tools

Check AS-CSDLTD live

IRR API, with prefixes