Autonomous system profile

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

AS400539

Announcement observedARIN

HESD - Harney Education Service District Region XVII · HESD

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

Last active10/10/2026, 11:46:21Snapshot expired

View network topology RDAP registration

ASN: AS400539
Registration country: United States
Name: HESD - Harney Education Service District Region XVII
Abbreviation: HESD
Registration date: 3/17/2022, 21:11:45
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
198.237.192.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 08:00:00	10/12/2026, 16:00:00	✓	×	Currently valid
198.237.193.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 08:00:00	10/12/2026, 16:00:00	✓	×	Currently valid
198.237.194.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 08:00:00	10/12/2026, 16:00:00	✓	×	Currently valid
198.237.195.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/26/2026, 08:00:00	10/12/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: HESD - Harney Education Service District Region XVII
RIR: ARIN
Registration country: United States
Registration date: 3/17/2022, 21:11:45
Abuse contact: friedrij@harneyesd.k12.or.us

Snapshot trend

10/10/2026, 11:46:214 v40 v61 Upstream · 0 Uncertain

10/10/2026, 05:49:410 v40 v60 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