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AS54571 Cooley LLP | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

Cooley LLP cooley.com

US 3 Routes

AS Data

AS54571

AS54571 – Cooley LLP

AS Number	54571
AS Name	COOLEY
Organization	Cooley LLP(cgl-40)
Country	US
Website	cooley.com
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2012-03-21

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Use ASN data for AS54571 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
217.163.117.0/24	AS54571	Cooley LLP	Lumen Technologies UK Limited	256
173.227.174.0/24	AS54571	Cooley LLP	Cooley LLP	256
50.59.105.0/24	AS54571	Cooley LLP	Cooley LLP	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:       54571
ASName:         COOLEY
ASHandle:       AS54571
RegDate:        2012-03-21
Updated:        2012-03-21    
Ref:            https://rdap.arin.net/registry/autnum/54571


OrgName:        Cooley LLP
OrgId:          CGL-40
Address:        101 California St.
City:           San Francisco
StateProv:      CA
PostalCode:     94111
Country:        US
RegDate:        2004-03-11
Updated:        2012-03-23
Ref:            https://rdap.arin.net/registry/entity/CGL-40


OrgTechHandle: AAV1-ARIN
OrgTechName:   Avila, Andy 
OrgTechPhone:  +1-415-693-2776 
OrgTechEmail:  dnsadmin@cooley.com
OrgTechRef:    https://rdap.arin.net/registry/entity/AAV1-ARIN

OrgAbuseHandle: AAV1-ARIN
OrgAbuseName:   Avila, Andy 
OrgAbusePhone:  +1-415-693-2776 
OrgAbuseEmail:  dnsadmin@cooley.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AAV1-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
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US

Frequently Asked Questions

What is ASN AS54571?

ASN AS54571 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS54571?

AS54571 is listed under Cooley LLP.

What do peers, upstreams, and downstreams mean?

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 included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.