ResearchIRR · RIPE

AS21100:AS-EU9-DUS N

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

What AS21100:AS-EU9-DUS lists

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

Every AS it reaches

What a filter built from AS21100:AS-EU9-DUS would let in: 3 ASes.

Show the 3 ASes

What AS21100:AS-EU9-DUS covers

Every route object in the IRR whose origin is one of the 3 ASes it reaches: the prefixes a filter built from AS21100:AS-EU9-DUS (with bgpq4, say) would allow. 83 IPv4 and 8 IPv6. Every one is in the IRR API.

83 IPv4 prefixes
8 IPv6 prefixes

Each registry’s copy

RIPE3 membersN
Maintained byGRFL-MNT
Last modified2026-02-16T13:49:14Z
MembersAS21100 AS199058 AS202051
mbrs-by-refN

Sets that include AS21100:AS-EU9-DUS

Check AS21100:AS-EU9-DUS live