ASN AS13918 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS13918?

AS13918 is listed under City of Tucson.

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.

AS13918 City of Tucson | IPGeolocation.io

ASN Lookup Tool

City of Tucson tucsonaz.gov

US 1 Routes

AS Data

AS13918

AS13918 – City of Tucson

AS Number	13918
AS Name	CITYOFTUCSON
Organization	City of Tucson(cityof-69)
Country	US
Website	tucsonaz.gov
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	1999-09-15

ASN Intelligence API for production workflows

Use ASN data for AS13918 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
166.89.0.0/16	AS13918	City of Tucson	City of Tucson	65536

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:       13918
ASName:         CITYOFTUCSON
ASHandle:       AS13918
RegDate:        1999-09-15
Updated:        2020-09-30    
Ref:            https://rdap.arin.net/registry/autnum/13918


OrgName:        City of Tucson
OrgId:          CITYOF-69
Address:        481 W. Paseo Redondo
City:           Tucson
StateProv:      AZ
PostalCode:     85701
Country:        US
RegDate:        1993-11-15
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/CITYOF-69


OrgAbuseHandle: CCC22-ARIN
OrgAbuseName:   Cornn, Chong C
OrgAbusePhone:  +1-520-837-6014 
OrgAbuseEmail:  chong.cornn@tucsonaz.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CCC22-ARIN

OrgDNSHandle: CCC22-ARIN
OrgDNSName:   Cornn, Chong C
OrgDNSPhone:  +1-520-837-6014 
OrgDNSEmail:  chong.cornn@tucsonaz.gov
OrgDNSRef:    https://rdap.arin.net/registry/entity/CCC22-ARIN

OrgNOCHandle: CCC22-ARIN
OrgNOCName:   Cornn, Chong C
OrgNOCPhone:  +1-520-837-6014 
OrgNOCEmail:  chong.cornn@tucsonaz.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/CCC22-ARIN

OrgTechHandle: COSTE180-ARIN
OrgTechName:   Costello, John  
OrgTechPhone:  +1-520-837-6080 
OrgTechEmail:  john.costello@tucsonaz.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/COSTE180-ARIN

OrgDNSHandle: COSTE180-ARIN
OrgDNSName:   Costello, John  
OrgDNSPhone:  +1-520-837-6080 
OrgDNSEmail:  john.costello@tucsonaz.gov
OrgDNSRef:    https://rdap.arin.net/registry/entity/COSTE180-ARIN

OrgTechHandle: CCC22-ARIN
OrgTechName:   Cornn, Chong C
OrgTechPhone:  +1-520-837-6014 
OrgTechEmail:  chong.cornn@tucsonaz.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/CCC22-ARIN

RNOCHandle: COSTE180-ARIN
RNOCName:   Costello, John  
RNOCPhone:  +1-520-837-6080 
RNOCEmail:  john.costello@tucsonaz.gov
RNOCRef:    https://rdap.arin.net/registry/entity/COSTE180-ARIN

RAbuseHandle: COSTE180-ARIN
RAbuseName:   Costello, John  
RAbusePhone:  +1-520-837-6080 
RAbuseEmail:  john.costello@tucsonaz.gov
RAbuseRef:    https://rdap.arin.net/registry/entity/COSTE180-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
AS22773	Cox Communications Inc.	US

Upstreams

AS Number	Description	Country
AS22773	Cox Communications Inc.	US