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AS397741 City Of Dubuque | 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 Dubuque cityofdubuque.org

US 2 Routes

AS Data

AS397741

AS397741 – City Of Dubuque

AS Number	397741
AS Name	CITYOFDUBUQUE-01
Organization	City Of Dubuque (cityof-30)
Country	US
Website	cityofdubuque.org
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2019-07-16

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Use ASN data for AS397741 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
198.212.171.0/24	AS397741	City Of Dubuque	City Of Dubuque	256
205.159.188.0/24	AS397741	City Of Dubuque	Dubuque Police Department	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:       397741
ASName:         CITYOFDUBUQUE-01
ASHandle:       AS397741
RegDate:        2019-07-16
Updated:        2019-07-16
Ref:            https://rdap.arin.net/registry/autnum/397741


OrgName:        City Of Dubuque
OrgId:          CITYOF-30
Address:        1300 Main St
City:           Dubuque
StateProv:      IA
PostalCode:     52001
Country:        US
RegDate:        1994-06-07
Updated:        2020-05-07
Ref:            https://rdap.arin.net/registry/entity/CITYOF-30


OrgAbuseHandle: CKO18-ARIN
OrgAbuseName:   KOHLMANN, CHRIS 
OrgAbusePhone:  +1-563-589-4280 
OrgAbuseEmail:  infoserv@cityofdubuque.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CKO18-ARIN

OrgTechHandle: CKO18-ARIN
OrgTechName:   KOHLMANN, CHRIS 
OrgTechPhone:  +1-563-589-4280 
OrgTechEmail:  infoserv@cityofdubuque.org
OrgTechRef:    https://rdap.arin.net/registry/entity/CKO18-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

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "397741",
    "as_handle" : "AS397741",
    "as_name" : "CITYOFDUBUQUE-01",
    "tech_contacts" : [ "CKO18-ARIN" ],
    "abuse_contacts" : [ "CKO18-ARIN" ],
    "date_created" : "2019-07-16",
    "date_updated" : "2019-07-16",
    "source" : "https://rdap.arin.net/registry/autnum/397741"
  } ],
  "organization" : {
    "handle" : "CITYOF-30",
    "name" : "City Of Dubuque",
    "address" : [ "1300 Main St", "Dubuque", "IA", "52001", "US" ],
    "street" : "Main St",
    "city" : "Dubuque",
    "state" : "IA",
    "zip_code" : "52001",
    "country" : [ "US" ],
    "date_created" : "1994-06-07",
    "date_updated" : "2020-05-07",
    "source" : "https://rdap.arin.net/registry/entity/CITYOF-30",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "CKO18-ARIN",
    "name" : "KOHLMANN, CHRIS",
    "email" : [ "infoserv@cityofdubuque.org" ],
    "phone" : [ "+1-563-589-4280" ],
    "source" : "https://rdap.arin.net/registry/entity/CKO18-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "CKO18-ARIN",
    "name" : "KOHLMANN, CHRIS",
    "email" : [ "infoserv@cityofdubuque.org" ],
    "phone" : [ "+1-563-589-4280" ],
    "source" : "https://rdap.arin.net/registry/entity/CKO18-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS11796	Airstream Communications, LLC	US
AS393238	ImOn Communications, LLC	US

Upstreams

AS Number	Description	Country
AS11796	Airstream Communications, LLC	US
AS393238	ImOn Communications, LLC	US

Frequently Asked Questions

What is ASN AS397741?

ASN AS397741 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS397741?

AS397741 is listed under City Of Dubuque.

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.