ASN AS11690 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS11690?

AS11690 is listed under Cognizant.

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.

AS11690 Cognizant | IPGeolocation.io

ASN Lookup Tool

Cognizant cognizant.com

US 5 Routes

AS Data

AS11690

AS11690 – Cognizant

AS Number	11690
AS Name	COGNIZANT-US
Organization	Cognizant(ctsuc)
Country	US
Website	cognizant.com
Number of IPv4 Routes	5
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2012-09-21

ASN Intelligence API for production workflows

Use ASN data for AS11690 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
198.212.56.0/22	AS11690	Cognizant	Cognizant	1024
209.51.51.0/24	AS11690	Cognizant	American Registry for Internet Numbers	256
27.118.33.0/24	AS11690	Cognizant	Cognizant Technology Solutions India Pvt Ltd	256
198.212.60.0/22	AS11690	Cognizant	Cognizant	1024
209.51.61.0/24	AS11690	Cognizant	American Registry for Internet Numbers	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:       11690
ASName:         COGNIZANT-US
ASHandle:       AS11690
RegDate:        2012-09-21
Updated:        2012-09-21    
Ref:            https://rdap.arin.net/registry/autnum/11690


OrgName:        Cognizant
OrgId:          CTSUC
Address:        500 Frank W Burr  Blvd
City:           Teaneck
StateProv:      NJ
PostalCode:     07666
Country:        US
RegDate:        2012-08-09
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/CTSUC


OrgNOCHandle: NETWO9925-ARIN
OrgNOCName:   Network Administrator
OrgNOCPhone:  +1-201-472-7000 
OrgNOCEmail:  connect@cognizant.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO9925-ARIN

OrgAbuseHandle: IRTTE-ARIN
OrgAbuseName:   IRT Team
OrgAbusePhone:  +1-866-822-2024 
OrgAbuseEmail:  Abuse@Cognizant.Com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/IRTTE-ARIN

OrgTechHandle: NETWO9925-ARIN
OrgTechName:   Network Administrator
OrgTechPhone:  +1-201-472-7000 
OrgTechEmail:  connect@cognizant.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO9925-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
AS209	CenturyLink Communications, LLC	US
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US

Upstreams

AS Number	Description	Country
AS209	CenturyLink Communications, LLC	US
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US

Contacts

Email Contacts

connect@cognizant.com

Abuse Contacts

Abuse@Cognizant.Com