Autonomous system profile

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

AS36691

Announcement observedARIN

Colorado State University · CSUP-AS

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

Last active10/2/2026, 23:46:10Snapshot expired

View network topology RDAP registration

ASN: AS36691
Registration country: United States
Name: Colorado State University
Abbreviation: CSUP-AS
Registration date: 3/17/2006, 22:59:13
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
158.142.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 16:00:00	10/2/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: Colorado State University
RIR: ARIN
Registration country: United States
Registration date: 3/17/2006, 22:59:13
Abuse contact: dns.admin@colostate.edu

Snapshot trend

10/2/2026, 23:46:101 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