Autonomous system profile

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

AS40583

Announcement observedARIN

Columbia Gorge Education Service District · COLUMBIAGORGE-ESD

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

Last active10/3/2026, 09:31:56Snapshot expired

View network topology RDAP registration

ASN: AS40583
Registration country: United States
Name: Columbia Gorge Education Service District
Abbreviation: COLUMBIAGORGE-ESD
Registration date: 11/9/2011, 16:58:53
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
198.236.184.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/12/2026, 16:00:00	✓	×	Currently valid
198.236.184.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/12/2026, 16:00:00	✓	×	Currently valid
198.236.185.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/12/2026, 16:00:00	✓	×	Currently valid
198.236.186.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/12/2026, 16:00:00	✓	×	Currently valid
198.236.187.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/12/2026, 16:00:00	✓	×	Currently valid
198.236.188.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/12/2026, 16:00:00	✓	×	Currently valid
198.236.189.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/12/2026, 16:00:00	✓	×	Currently valid
198.236.190.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/12/2026, 16:00:00	✓	×	Currently valid
198.236.191.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/12/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: Columbia Gorge Education Service District
RIR: ARIN
Registration country: United States
Registration date: 11/9/2011, 16:58:53
Abuse contact: noc@cgesd.k12.or.us

Snapshot trend

10/3/2026, 09:31:569 v41 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 · iana-rdap-asn-bootstrap · rir-rdap-asn