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AS11004 City of Golden | 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 Golden cityofgolden.net

US 1 Routes

AS Data

AS11004

AS11004 – City of Golden

AS Number	11004
AS Name	CITY-OF-GOLDEN-01
Organization	City of Golden(cg-997)
Country	US
Website	cityofgolden.net
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2020-02-04

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Use ASN data for AS11004 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
23.161.120.0/24	AS11004	City of Golden	City of Golden	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:       11004
ASName:         CITY-OF-GOLDEN-01
ASHandle:       AS11004
RegDate:        2020-02-04
Updated:        2020-02-04
Comment:        See out website at www.cityofgolden.net    
Ref:            https://rdap.arin.net/registry/autnum/11004


OrgName:        City of Golden
OrgId:          CG-997
Address:        911 10th Street
City:           Golden
StateProv:      CO
PostalCode:     80401
Country:        US
RegDate:        2019-10-21
Updated:        2023-06-12
Comment:        https://www.cityofgolden.net
Ref:            https://rdap.arin.net/registry/entity/CG-997


OrgTechHandle: ITDEP225-ARIN
OrgTechName:   IT Department
OrgTechPhone:  +1-303-384-8019 
OrgTechEmail:  itnotifications@cityofgolden.net
OrgTechRef:    https://rdap.arin.net/registry/entity/ITDEP225-ARIN

OrgAbuseHandle: ITDEP225-ARIN
OrgAbuseName:   IT Department
OrgAbusePhone:  +1-303-384-8019 
OrgAbuseEmail:  itnotifications@cityofgolden.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ITDEP225-ARIN

OrgTechHandle: MORRI1304-ARIN
OrgTechName:   Morrison, Jonathan 
OrgTechPhone:  +1-303-384-8072 
OrgTechEmail:  jmorrison@cityofgolden.net
OrgTechRef:    https://rdap.arin.net/registry/entity/MORRI1304-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
AS7385	Allstream Business US, LLC	US
AS33652	Comcast Cable Communications, LLC	US

Upstreams

AS Number	Description	Country
AS33652	Comcast Cable Communications, LLC	US

Frequently Asked Questions

What is ASN AS11004?

ASN AS11004 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS11004?

AS11004 is listed under City of Golden.

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.