ASN AS14207 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS14207?

AS14207 is listed under CSG Systems Inc..

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?

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AS14207 CSG Systems Inc. | IPGeolocation.io

ASN Lookup Tool

CSG Systems Inc. csgi.com

US 2 Routes

AS Data

AS14207

AS14207 – CSG Systems Inc.

AS Number	14207
AS Name	CSG-OD2
Organization	CSG Systems Inc.(csgsy-2)
Country	US
Website	csgi.com
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2018-12-21

ASN Intelligence API for production workflows

Use ASN data for AS14207 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
205.144.157.0/24	AS14207	CSG Systems Inc.	CSG Systems Inc.	256
205.144.159.0/24	AS14207	CSG Systems Inc.	CSG Systems Inc.	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:       14207
ASName:         CSG-OD2
ASHandle:       AS14207
RegDate:        2018-12-21
Updated:        2018-12-21    
Ref:            https://rdap.arin.net/registry/autnum/14207


OrgName:        CSG Systems Inc.
OrgId:          CSGSY-2
Address:        2525 N 117th Ave
City:           Omaha
StateProv:      NE
PostalCode:     68164
Country:        US
RegDate:        2008-10-15
Updated:        2025-11-25
Ref:            https://rdap.arin.net/registry/entity/CSGSY-2


OrgNOCHandle: CNS22-ARIN
OrgNOCName:   CSG Network Services
OrgNOCPhone:  +1-402-431-7877 
OrgNOCEmail:  list-dneall@csgi.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/CNS22-ARIN

OrgNOCHandle: KLEIN359-ARIN
OrgNOCName:   Kleinsasser, Todd 
OrgNOCPhone:  +1-402-431-7877 
OrgNOCEmail:  todd.kleinsasser@csgi.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/KLEIN359-ARIN

OrgTechHandle: CNS22-ARIN
OrgTechName:   CSG Network Services
OrgTechPhone:  +1-402-431-7877 
OrgTechEmail:  list-dneall@csgi.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CNS22-ARIN

OrgAbuseHandle: KLEIN359-ARIN
OrgAbuseName:   Kleinsasser, Todd 
OrgAbusePhone:  +1-402-431-7877 
OrgAbuseEmail:  todd.kleinsasser@csgi.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KLEIN359-ARIN

OrgAbuseHandle: CNS22-ARIN
OrgAbuseName:   CSG Network Services
OrgAbusePhone:  +1-402-431-7877 
OrgAbuseEmail:  list-dneall@csgi.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CNS22-ARIN

OrgTechHandle: KLEIN359-ARIN
OrgTechName:   Kleinsasser, Todd 
OrgTechPhone:  +1-402-431-7877 
OrgTechEmail:  todd.kleinsasser@csgi.com
OrgTechRef:    https://rdap.arin.net/registry/entity/KLEIN359-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
AS7018	AT&T Enterprises, LLC	US
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS3356	Level 3 Parent, LLC	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS3356	Level 3 Parent, LLC	US