Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS40387

Announcement observedARIN

UI-ICCN - University of Illinois · UI-ICCN

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/3/2026, 09:05:58Snapshot expired

View network topology RDAP registration

ASN: AS40387
Registration country: United States
Name: UI-ICCN - University of Illinois
Abbreviation: UI-ICCN
Registration date: 2/7/2007, 18:49:57
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
72.36.120.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: UI-ICCN - University of Illinois
RIR: ARIN
Registration country: United States
Registration date: 2/7/2007, 18:49:57
Abuse contact: abuse@illinois.edu

Snapshot trend

10/3/2026, 09:05:581 v41 v67 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap