Autonomous system profile

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

AS31822

Announcement observedARIN

CITY-UNIVERSITY-OF-NEW-YORK - City University of New York · CITY-UNIVERSITY-OF-NEW-YORK

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

Last active10/2/2026, 10:24:19Snapshot expired

View network topology RDAP registration

ASN: AS31822
Registration country: United States
Name: CITY-UNIVERSITY-OF-NEW-YORK - City University of New York
Abbreviation: CITY-UNIVERSITY-OF-NEW-YORK
Registration date: 1/2/2004, 22:14:25
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
128.228.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/12/2026, 00:00:00	✓	×	Historical record
134.74.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/12/2026, 00:00:00	✓	×	Historical record
146.111.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/12/2026, 00:00:00	✓	×	Historical record
146.245.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/12/2026, 00:00:00	✓	×	Historical record
146.95.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/12/2026, 00:00:00	✓	×	Historical record
146.96.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/12/2026, 00:00:00	✓	×	Historical record
148.84.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/12/2026, 00:00:00	✓	×	Historical record
149.4.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/12/2026, 00:00:00	✓	×	Historical record
150.210.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/12/2026, 00:00:00	✓	×	Historical record
163.238.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/12/2026, 00:00:00	✓	×	Historical record
198.180.141.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/12/2026, 00:00:00	✓	×	Historical record
198.61.16.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 00:00:00	10/12/2026, 00:00:00	✓	×	Historical record

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

Registration and sources

Organization: CITY-UNIVERSITY-OF-NEW-YORK - City University of New York
RIR: ARIN
Registration country: United States
Registration date: 1/2/2004, 22:14:25
Abuse contact: security@cuny.edu

Snapshot trend

10/2/2026, 10:24:1912 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