ResearchIRR · RIPE

AS-UNCHAINED N

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

Members

What AS-UNCHAINED lists

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

AS42330 UNCHAINEDISP AS201115 PYLONONE AS202194 HORDEN-ENGINEERING AS209505 UNCHAINEDISP AS219369 C2T

Expanded

Every AS it reaches

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

Show the 5 ASes

AS42330 AS201115 AS202194 AS209505 AS219369

Prefixes

What AS-UNCHAINED covers

Every route object in the IRR whose origin is one of the 5 ASes it reaches: the prefixes a filter built from AS-UNCHAINED (with bgpq4, say) would allow. 47 IPv4 and 10 IPv6. Every one is in the IRR API.

47 IPv4 prefixes

10 IPv6 prefixes

2001:67c:b1c::/48 2a0b:9400::/30 2a0b:9404::/32 2a0b:9405:8000::/33 2a0b:9405::/32 2a0b:9405::/33 2a0f:85c1:e26::/48 2a11:f2c0:ad00::/40 2a13:3840:4000::/34 2a13:3840::/39

Registries

Each registry’s copy

RIPE5 membersN

Maintained by	UNCHAINED-MNT
Last modified	2026-06-25T17:59:08Z
Members	AS42330 AS209505 AS201115 AS202194 AS219369
mbrs-by-ref	N

Used by

Sets that include AS-UNCHAINED

AS-BSO AS-ICUK AS-IXREACH AS-OPENTRANSIT AS-SEABONECUSTEU AS-SET-LONAP-CONNECTED AS-SET-LONAP-MLP AS-SET-LONAP-MLP-V6 AS1299:AS-TWELVE99-EU-V4 AS1299:AS-TWELVE99-EU-V6 AS2914:AS-EUROPE AS2914:AS-EUROPE-V6 AS35200:AS-TRANSITX

Tools

Check AS-UNCHAINED live

IRR API, with prefixes