Autonomous system profile

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

AS19480

Announcement observedARIN

CPL - CHICAGO PUBLIC LIBRARY · CPL

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

Last active10/11/2026, 22:57:03Snapshot expired

View network topology RDAP registration

ASN: AS19480
Registration country: United States
Name: CPL - CHICAGO PUBLIC LIBRARY
Abbreviation: CPL
Registration date: 2/4/2011, 23:55:26
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
64.107.3.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
66.99.5.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/11/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: CPL - CHICAGO PUBLIC LIBRARY
RIR: ARIN
Registration country: United States
Registration date: 2/4/2011, 23:55:26
Abuse contact: asuleima@chipublib.org

Snapshot trend

10/11/2026, 22:57:032 v40 v62 Upstream · 0 Uncertain

10/11/2026, 12:18:082 v40 v62 Upstream · 0 Uncertain

10/1/2026, 02:12:172 v40 v62 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