ASN AS11277 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS11277?

AS11277 is listed under NiSource Corporate Services 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.

AS11277 NiSource Corporate Services Company

ASN Lookup Tool

NiSource Corporate Services Company nisource.com

US 4 Routes

AS Data

AS11277

AS11277 – NiSource Corporate Services Company

AS Number	11277
AS Name	NISOURCE-CORPORATE-SERVICES-COMPANY
Organization	NiSource Corporate Services Company(ncs-172)
Country	US
Website	nisource.com
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	1998-06-10

ASN Intelligence API for production workflows

Use ASN data for AS11277 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
205.166.166.0/24	AS11277	NiSource Corporate Services Company	NiSource Corporate Services Company	256
204.75.176.0/24	AS11277	NiSource Corporate Services Company	NiSource Corporate Services Company	256
199.48.4.0/22	AS11277	NiSource Corporate Services Company	NiSource Corporate Services Company	1024
198.62.227.0/24	AS11277	NiSource Corporate Services Company	NiSource Corporate Services Company	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:       11277
ASName:         NISOURCE-CORPORATE-SERVICES-COMPANY
ASHandle:       AS11277
RegDate:        1998-06-10
Updated:        2015-02-19    
Ref:            https://rdap.arin.net/registry/autnum/11277


OrgName:        NiSource Corporate Services Company
OrgId:          NCS-172
Address:        801 E 86th Ave
City:           Merrillville
StateProv:      IN
PostalCode:     46410
Country:        US
RegDate:        2015-02-11
Updated:        2024-11-01
Ref:            https://rdap.arin.net/registry/entity/NCS-172


OrgRoutingHandle: RIVER567-ARIN
OrgRoutingName:   RIVERA, ANGEL 
OrgRoutingPhone:  +1-614-558-1328 
OrgRoutingEmail:  arivera@nisource.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/RIVER567-ARIN

OrgAbuseHandle: RIVER567-ARIN
OrgAbuseName:   RIVERA, ANGEL 
OrgAbusePhone:  +1-614-558-1328 
OrgAbuseEmail:  arivera@nisource.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/RIVER567-ARIN

OrgAbuseHandle: VSRP-ARIN
OrgAbuseName:   Poddutur, Venkat  Santhosh Reddy 
OrgAbusePhone:  +1-219-616-7726 
OrgAbuseEmail:  vrpoddutur@nisource.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/VSRP-ARIN

OrgDNSHandle: PLANT27-ARIN
OrgDNSName:   Plante, Jeremy 
OrgDNSPhone:  +1-380-268-3002 
OrgDNSEmail:  jplante@NiSource.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/PLANT27-ARIN

OrgNOCHandle: RIVER567-ARIN
OrgNOCName:   RIVERA, ANGEL 
OrgNOCPhone:  +1-614-558-1328 
OrgNOCEmail:  arivera@nisource.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/RIVER567-ARIN

OrgDNSHandle: RIVER567-ARIN
OrgDNSName:   RIVERA, ANGEL 
OrgDNSPhone:  +1-614-558-1328 
OrgDNSEmail:  arivera@nisource.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/RIVER567-ARIN

OrgTechHandle: RIVER567-ARIN
OrgTechName:   RIVERA, ANGEL 
OrgTechPhone:  +1-614-558-1328 
OrgTechEmail:  arivera@nisource.com
OrgTechRef:    https://rdap.arin.net/registry/entity/RIVER567-ARIN

OrgNOCHandle: VSRP-ARIN
OrgNOCName:   Poddutur, Venkat  Santhosh Reddy 
OrgNOCPhone:  +1-219-616-7726 
OrgNOCEmail:  vrpoddutur@nisource.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/VSRP-ARIN

OrgTechHandle: ELYTA-ARIN
OrgTechName:   Ely, Tami 
OrgTechPhone:  +1-219-252-6670 
OrgTechEmail:  tely@nisource.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ELYTA-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
AS701	Verizon Business/UUnet	US
AS701	Verizon Business	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS701	Verizon Business	US