Autonomous system profile

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

AS18555

Announcement observedARIN

THE-ART-INST - The Art Institute of Chicago · THE-ART-INST

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

Last active9/30/2026, 22:37:46Snapshot expired

View network topology RDAP registration

ASN: AS18555
Registration country: United States
Name: THE-ART-INST - The Art Institute of Chicago
Abbreviation: THE-ART-INST
Registration date: 9/12/2000, 04:00:00
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
198.40.16.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid
198.40.23.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: THE-ART-INST - The Art Institute of Chicago
RIR: ARIN
Registration country: United States
Registration date: 9/12/2000, 04:00:00
Abuse contact: networkservices@artic.edu

Snapshot trend

9/30/2026, 22:37:462 v40 v63 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