ASN AS21986 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS21986?

AS21986 is listed under Young & Rubicam 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?

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.

AS21986 Young & Rubicam LLC | IPGeolocation.io

ASN Lookup Tool

Young & Rubicam LLC wpp.com

US 1 Routes

AS Data

AS21986

AS21986 – Young & Rubicam LLC

AS Number	21986
AS Name	WPP-ET-CAMPUS-WASHINGTONDC
Organization	Young & Rubicam LLC(yrl-1)
Country	US
Website	wpp.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2025-06-20

ASN Intelligence API for production workflows

Use ASN data for AS21986 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
38.105.89.0/24	AS21986	Young & Rubicam LLC	BCW LLC	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:       21986
ASName:         WPP-ET-CAMPUS-WASHINGTONDC
ASHandle:       AS21986
RegDate:        2025-06-20
Updated:        2025-06-20    
Ref:            https://rdap.arin.net/registry/autnum/21986


OrgName:        Young & Rubicam LLC
OrgId:          YRL-1
Address:        3 World Trade Center
City:           New York
StateProv:      NY
PostalCode:     10007
Country:        US
RegDate:        2019-02-22
Updated:        2025-07-23
Ref:            https://rdap.arin.net/registry/entity/YRL-1


OrgTechHandle: MOKEN-ARIN
OrgTechName:   Moken, Matthew 
OrgTechPhone:  +1-732-856-2110 
OrgTechEmail:  matthew.moken@wpp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MOKEN-ARIN

OrgTechHandle: YRLLC-ARIN
OrgTechName:   YRLLC
OrgTechPhone:  +1-212-210-3000 
OrgTechEmail:  RIR.Admin.Contact@wpp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/YRLLC-ARIN

OrgAbuseHandle: WRTC-ARIN
OrgAbuseName:   WPP RIR Technical Contact
OrgAbusePhone:  +020 3193 4892 
OrgAbuseEmail:  RIR.Technical.Contact@wpp.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/WRTC-ARIN

OrgTechHandle: BARTL198-ARIN
OrgTechName:   Bartlett, Michael 
OrgTechPhone:  +07900763881 
OrgTechEmail:  michael.bartlett@wpp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BARTL198-ARIN

OrgNOCHandle: YRLLC-ARIN
OrgNOCName:   YRLLC
OrgNOCPhone:  +1-212-210-3000 
OrgNOCEmail:  RIR.Admin.Contact@wpp.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/YRLLC-ARIN

OrgTechHandle: WRTC-ARIN
OrgTechName:   WPP RIR Technical Contact
OrgTechPhone:  +020 3193 4892 
OrgTechEmail:  RIR.Technical.Contact@wpp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/WRTC-ARIN

OrgTechHandle: HERBE97-ARIN
OrgTechName:   Herbert, Gavin 
OrgTechPhone:  +447970314010 
OrgTechEmail:  gavin.herbert@wpp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HERBE97-ARIN

OrgAbuseHandle: YRLLC-ARIN
OrgAbuseName:   YRLLC
OrgAbusePhone:  +1-212-210-3000 
OrgAbuseEmail:  RIR.Admin.Contact@wpp.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/YRLLC-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
AS1239	Cogent Communications, LLC	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS174	Cogent Communications, LLC	US