Autonomous system profile

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

AS19941

Announcement observedARIN

Concordia University Chicago · CONCORDIA-UNIVERSITY-CHICAGO

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

Last active10/1/2026, 04:12:42Snapshot expired

View network topology RDAP registration

ASN: AS19941
Registration country: United States
Name: Concordia University Chicago
Abbreviation: CONCORDIA-UNIVERSITY-CHICAGO
Registration date: 5/10/2010, 19:40:57
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
66.99.8.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/21/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: Concordia University Chicago
RIR: ARIN
Registration country: United States
Registration date: 5/10/2010, 19:40:57
Abuse contact: joe.irons@cuchicago.edu

Snapshot trend

10/1/2026, 04:12:421 v40 v61 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 · iana-rdap-asn-bootstrap · rir-rdap-asn