ASN AS13880 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS13880?

AS13880 is listed under American Century Services, LLC.

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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AS13880 American Century Services, LLC

ASN Lookup Tool

American Century Services, LLC americancentury.com

US 7 Routes

AS Data

AS13880

AS13880 – American Century Services, LLC

AS Number	13880
AS Name	ACSL-AS1
Organization	American Century Services, LLC(acsl-22)
Country	US
Website	americancentury.com
Number of IPv4 Routes	6
Number of IPv6 Routes	1
ASN type	BUSINESS
Registry	ARIN
Date Allocated	1999-09-02

ASN Intelligence API for production workflows

Use ASN data for AS13880 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
216.230.62.0/24	AS13880	American Century Services, LLC	American Century Services, LLC	256
216.230.48.0/23	AS13880	American Century Services, LLC	American Century Services, LLC	512
216.230.48.0/24	AS13880	American Century Services, LLC	American Century Services, LLC	256
216.230.62.0/23	AS13880	American Century Services, LLC	American Century Services, LLC	512
216.230.49.0/24	AS13880	American Century Services, LLC	American Century Services, LLC	256
216.230.63.0/24	AS13880	American Century Services, LLC	American Century Services, LLC	256
2620:110:7000::/44	AS13880	American Century Services, LLC	American Century Services, LLC	~19×10²⁴

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:       13880
ASName:         ACSL-AS1
ASHandle:       AS13880
RegDate:        1999-09-02
Updated:        2022-03-15    
Ref:            https://rdap.arin.net/registry/autnum/13880


OrgName:        American Century Services, LLC
OrgId:          ACSL-22
Address:        4500 Main Street
City:           Kansas City
StateProv:      MO
PostalCode:     64111
Country:        US
RegDate:        2012-07-13
Updated:        2022-01-27
Ref:            https://rdap.arin.net/registry/entity/ACSL-22


OrgAbuseHandle: ITNET32-ARIN
OrgAbuseName:   IT-Network-Services
OrgAbusePhone:  +1-816-340-4250 
OrgAbuseEmail:  it-ns-vendornotify@americancentury.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ITNET32-ARIN

OrgDNSHandle: ITNET32-ARIN
OrgDNSName:   IT-Network-Services
OrgDNSPhone:  +1-816-340-4250 
OrgDNSEmail:  it-ns-vendornotify@americancentury.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/ITNET32-ARIN

OrgNOCHandle: ITNET32-ARIN
OrgNOCName:   IT-Network-Services
OrgNOCPhone:  +1-816-340-4250 
OrgNOCEmail:  it-ns-vendornotify@americancentury.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ITNET32-ARIN

OrgTechHandle: ITNET32-ARIN
OrgTechName:   IT-Network-Services
OrgTechPhone:  +1-816-340-4250 
OrgTechEmail:  it-ns-vendornotify@americancentury.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ITNET32-ARIN

OrgRoutingHandle: ITNET32-ARIN
OrgRoutingName:   IT-Network-Services
OrgRoutingPhone:  +1-816-340-4250 
OrgRoutingEmail:  it-ns-vendornotify@americancentury.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ITNET32-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
AS15164	Unite Private Networks LLC.	US
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS3356	Level 3 Parent, LLC	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS15164	Unite Private Networks LLC.	US
AS3356	Level 3 Parent, LLC	US
AS174	Cogent Communications, LLC	US