ResearchIRR · ARIN

AS-CITYOFMADISON City of Madison, Wisconsin, USA

An as-set registered in ARIN, maintained by MNT-CITYOF-59. It names 2 ASes and 0 sets directly; followed all the way down, it reaches 2 ASes through 0 nested sets.

What AS-CITYOFMADISON lists

2 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 AS-CITYOFMADISON would let in: 2 ASes.

Show the 2 ASes

What AS-CITYOFMADISON covers

Every route object in the IRR whose origin is one of the 2 ASes it reaches: the prefixes a filter built from AS-CITYOFMADISON (with bgpq4, say) would allow. 5 IPv4 and 2 IPv6. Every one is in the IRR API.

5 IPv4 prefixes
2 IPv6 prefixes

Each registry’s copy

ARIN2 membersCity of Madison, Wisconsin, USA
Maintained byMNT-CITYOF-59
Last modified2025-03-18T14:06:23Z
MembersAS25979 AS64251
mbrs-by-refN

Sets that include AS-CITYOFMADISON

Check AS-CITYOFMADISON live