ASN AS23157 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS23157?

AS23157 is listed under ANR Pipeline Company.

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.

AS23157 ANR Pipeline Company | IPGeolocation.io

ASN Lookup Tool

ANR Pipeline Company tcenergy.com

US 2 Routes

AS Data

AS23157

AS23157 – ANR Pipeline Company

AS Number	23157
AS Name	ANRPI-AS
Organization	ANR Pipeline Company(anrpi)
Country	US
Website	tcenergy.com
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2007-10-05

ASN Intelligence API for production workflows

Use ASN data for AS23157 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

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
74.202.250.0/23	AS23157	ANR Pipeline Company	ANR Pipeline Company	512
199.185.100.0/23	AS23157	ANR Pipeline Company	TransCanada Pipelines Limited	512

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:       23157
ASName:         ANRPI-AS
ASHandle:       AS23157
RegDate:        2007-10-05
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/23157


OrgName:        ANR Pipeline Company
OrgId:          ANRPI
Address:        717 Texas
City:           Houston
StateProv:      TX
PostalCode:     77002
Country:        US
RegDate:        2007-09-21
Updated:        2011-03-24
Ref:            https://rdap.arin.net/registry/entity/ANRPI


OrgAbuseHandle: NETWO4247-ARIN
OrgAbuseName:   Network Abuse
OrgAbusePhone:  +1-403-920-5824 
OrgAbuseEmail:  randy_taylor@tcenergy.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO4247-ARIN

OrgTechHandle: NETWO4253-ARIN
OrgTechName:   Network Operations
OrgTechPhone:  +1-403-920-6455 
OrgTechEmail:  network_data_technical@tcenergy.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO4253-ARIN

RTechHandle: NETWO4253-ARIN
RTechName:   Network Operations
RTechPhone:  +1-403-920-6455 
RTechEmail:  network_data_technical@tcenergy.com
RTechRef:    https://rdap.arin.net/registry/entity/NETWO4253-ARIN

RAbuseHandle: NETWO4247-ARIN
RAbuseName:   Network Abuse
RAbusePhone:  +1-403-920-5824 
RAbuseEmail:  randy_taylor@tcenergy.com
RAbuseRef:    https://rdap.arin.net/registry/entity/NETWO4247-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
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS3549	Level 3 Parent, LLC	US
AS209	CenturyLink Communications, LLC	US

Upstreams

AS Number	Description	Country
AS3549	Level 3 Parent, LLC	US
AS209	CenturyLink Communications, LLC	US