What is ASN AS397797?

ASN AS397797 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS397797?

AS397797 is listed under City of Marshall.

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.

AS397797 City of Marshall | IPGeolocation.io

ASN Lookup Tool

City of Marshall cityofmarshall.com

US 4 Routes

AS Data

AS397797

AS397797 – City of Marshall

AS Number	397797
AS Name	CITYOFMARSHALL-01
Organization	City of Marshall(cm-1544)
Country	US
Website	cityofmarshall.com
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2019-08-02

ASN Intelligence API for production workflows

Use ASN data for AS397797 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
23.247.148.0/22	AS397797	City of Marshall	City of Marshall	1024
205.137.240.0/22	AS397797	City of Marshall	City of Marshall	1024
149.36.242.0/23	AS397797	City of Marshall	City of Marshall/Marshall Fibernet	512
209.209.80.0/22	AS397797	City of Marshall	City of Marshall	1024

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:       397797
ASName:         CITYOFMARSHALL-01
ASHandle:       AS397797
RegDate:        2019-08-02
Updated:        2019-08-02
Comment:        marshallfibernet.com    
Ref:            https://rdap.arin.net/registry/autnum/397797


OrgName:        City of Marshall
OrgId:          CM-1544
Address:        323 W. MICHIGAN AVE.
City:           MARSHALL
StateProv:      MI
PostalCode:     49068
Country:        US
RegDate:        2019-07-08
Updated:        2026-02-26
Ref:            https://rdap.arin.net/registry/entity/CM-1544


OrgTechHandle: SHILL46-ARIN
OrgTechName:   Shillinger, Matthew 
OrgTechPhone:  +1-269-558-0327 
OrgTechEmail:  admin.fibernet@cityofmarshall.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SHILL46-ARIN

OrgNOCHandle: SHILL46-ARIN
OrgNOCName:   Shillinger, Matthew 
OrgNOCPhone:  +1-269-558-0327 
OrgNOCEmail:  admin.fibernet@cityofmarshall.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/SHILL46-ARIN

OrgTechHandle: POSEY30-ARIN
OrgTechName:   Posey, Robert 
OrgTechPhone:  +1-713-366-6265 
OrgTechEmail:  poseyrb@gmail.com
OrgTechRef:    https://rdap.arin.net/registry/entity/POSEY30-ARIN

OrgAbuseHandle: SHILL46-ARIN
OrgAbuseName:   Shillinger, Matthew 
OrgAbusePhone:  +1-269-558-0327 
OrgAbuseEmail:  admin.fibernet@cityofmarshall.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SHILL46-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
AS63251	Metro Wireless International, Inc.	US
AS1239	Cogent Communications, LLC	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS63251	Metro Wireless International, Inc.	US
AS174	Cogent Communications, LLC	US