What is ASN AS397605?

ASN AS397605 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS397605?

AS397605 is listed under Northwest ISD.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS397605 Northwest ISD | IPGeolocation.io

ASN Lookup Tool

Northwest ISD nisdtx.org

US 2 Routes

AS Data

AS397605

AS397605 – Northwest ISD

AS Number	397605
AS Name	NISD-ASN-01
Organization	Northwest ISD(ni-217)
Country	US
Website	nisdtx.org
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2019-05-31

ASN Intelligence API for production workflows

Use ASN data for AS397605 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
198.183.253.0/24	AS397605	Northwest ISD	Northwest ISD	256
198.183.252.0/24	AS397605	Northwest ISD	Northwest ISD	256

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       397605
ASName:         NISD-ASN-01
ASHandle:       AS397605
RegDate:        2019-05-31
Updated:        2019-05-31    
Ref:            https://rdap.arin.net/registry/autnum/397605


OrgName:        Northwest ISD
OrgId:          NI-217
Address:        2001 Texan Drive
City:           Justin
StateProv:      TX
PostalCode:     76247
Country:        US
RegDate:        2016-11-02
Updated:        2025-09-24
Ref:            https://rdap.arin.net/registry/entity/NI-217


OrgAbuseHandle: WILSO1921-ARIN
OrgAbuseName:   Wilson, Daniel 
OrgAbusePhone:  +1-817-698-1009 
OrgAbuseEmail:  daniel.wilson@nisdtx.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/WILSO1921-ARIN

OrgTechHandle: JOHNG1-ARIN
OrgTechName:   John, Greg 
OrgTechPhone:  +1-817-215-0061 
OrgTechEmail:  gjohn@nisdtx.org
OrgTechRef:    https://rdap.arin.net/registry/entity/JOHNG1-ARIN

OrgRoutingHandle: WILSO1921-ARIN
OrgRoutingName:   Wilson, Daniel 
OrgRoutingPhone:  +1-817-698-1009 
OrgRoutingEmail:  daniel.wilson@nisdtx.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/WILSO1921-ARIN

OrgDNSHandle: JOHNG1-ARIN
OrgDNSName:   John, Greg 
OrgDNSPhone:  +1-817-215-0061 
OrgDNSEmail:  gjohn@nisdtx.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/JOHNG1-ARIN

OrgAbuseHandle: JOHNG1-ARIN
OrgAbuseName:   John, Greg 
OrgAbusePhone:  +1-817-215-0061 
OrgAbuseEmail:  gjohn@nisdtx.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/JOHNG1-ARIN

OrgNOCHandle: JOHNG1-ARIN
OrgNOCName:   John, Greg 
OrgNOCPhone:  +1-817-215-0061 
OrgNOCEmail:  gjohn@nisdtx.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/JOHNG1-ARIN

OrgNOCHandle: WILSO1921-ARIN
OrgNOCName:   Wilson, Daniel 
OrgNOCPhone:  +1-817-698-1009 
OrgNOCEmail:  daniel.wilson@nisdtx.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/WILSO1921-ARIN

OrgRoutingHandle: JOHNG1-ARIN
OrgRoutingName:   John, Greg 
OrgRoutingPhone:  +1-817-215-0061 
OrgRoutingEmail:  gjohn@nisdtx.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/JOHNG1-ARIN

OrgDNSHandle: WILSO1921-ARIN
OrgDNSName:   Wilson, Daniel 
OrgDNSPhone:  +1-817-698-1009 
OrgDNSEmail:  daniel.wilson@nisdtx.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/WILSO1921-ARIN

OrgTechHandle: WILSO1921-ARIN
OrgTechName:   Wilson, Daniel 
OrgTechPhone:  +1-817-698-1009 
OrgTechEmail:  daniel.wilson@nisdtx.org
OrgTechRef:    https://rdap.arin.net/registry/entity/WILSO1921-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS11353	Education Service Center Region XI	US
AS6461	Zayo Bandwidth	US

Upstreams

AS Number	Description	Country
AS11353	Education Service Center Region XI	US
AS6461	Zayo Bandwidth	US