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AS397871 City Of Detroit | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

City Of Detroit detroitmi.gov

US 1 Routes

AS Data

AS397871

AS397871 – City Of Detroit

AS Number	397871
AS Name	COD-PUBLIC-148
Organization	City Of Detroit(cd-580)
Country	US
Website	detroitmi.gov
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2019-08-23

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Use ASN data for AS397871 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
148.59.61.0/24	AS397871	City Of Detroit	City Of Detroit	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:       397871
ASName:         COD-PUBLIC-148
ASHandle:       AS397871
RegDate:        2019-08-23
Updated:        2019-08-23    
Ref:            https://rdap.arin.net/registry/autnum/397871


OrgName:        City Of Detroit
OrgId:          CD-580
Address:        2 Woodward Suite 1212
City:           Detroit
StateProv:      MI
PostalCode:     48238
Country:        US
RegDate:        2016-07-22
Updated:        2016-07-22
Ref:            https://rdap.arin.net/registry/entity/CD-580


OrgAbuseHandle: RLM137-ARIN
OrgAbuseName:   Millender, Robert Lee
OrgAbusePhone:  +1-313-506-8800 
OrgAbuseEmail:  millendr@detroitmi.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/RLM137-ARIN

OrgTechHandle: RLM137-ARIN
OrgTechName:   Millender, Robert Lee
OrgTechPhone:  +1-313-506-8800 
OrgTechEmail:  millendr@detroitmi.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/RLM137-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
AS33668	Comcast Cable Communications, LLC	US

Upstreams

AS Number	Description	Country
AS33668	Comcast Cable Communications, LLC	US

Frequently Asked Questions

What is ASN AS397871?

ASN AS397871 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS397871?

AS397871 is listed under City Of Detroit.

What do peers, upstreams, and downstreams mean?

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 included here?

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

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.