ASN AS39957 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS39957?

AS39957 is listed under Perella Weinberg Partners GP 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.

AS39957 Perella Weinberg Partners GP LLC

ASN Lookup Tool

Perella Weinberg Partners GP LLC pwpartners.com

US 4 Routes

AS Data

AS39957

AS39957 – Perella Weinberg Partners GP LLC

AS Number	39957
AS Name	PWP-ASN
Organization	Perella Weinberg Partners GP LLC(pwp-12)
Country	US
Website	pwpartners.com
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2006-05-23

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Use ASN data for AS39957 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
64.132.9.0/24	AS39957	Perella Weinberg Partners GP LLC	Level 3 Parent, LLC	256
38.98.106.0/24	AS39957	Perella Weinberg Partners GP LLC	Perella Weinberg Partners Group LP	256
91.199.1.0/24	AS39957	Perella Weinberg Partners GP LLC	Perella Weinberg Partners UK LLP	256
209.194.205.0/24	AS39957	Perella Weinberg Partners GP LLC	Level 3 Parent, 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:       39957
ASName:         PWP-ASN
ASHandle:       AS39957
RegDate:        2006-05-23
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/39957


OrgName:        Perella Weinberg Partners GP LLC
OrgId:          PWP-12
Address:        767 5TH AVE FL 5
City:           NEW YORK
StateProv:      NY
PostalCode:     10153
Country:        US
RegDate:        2007-07-05
Updated:        2025-08-20
Ref:            https://rdap.arin.net/registry/entity/PWP-12


OrgDNSHandle: PWPSO1-ARIN
OrgDNSName:   pwpsoc, Roger 
OrgDNSPhone:  +1-646-680-8128 
OrgDNSEmail:  soc@pwpartners.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/PWPSO1-ARIN

OrgTechHandle: PWPSO1-ARIN
OrgTechName:   pwpsoc, Roger 
OrgTechPhone:  +1-646-680-8128 
OrgTechEmail:  soc@pwpartners.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PWPSO1-ARIN

OrgAbuseHandle: PWPSO1-ARIN
OrgAbuseName:   pwpsoc, Roger 
OrgAbusePhone:  +1-646-680-8128 
OrgAbuseEmail:  soc@pwpartners.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PWPSO1-ARIN

OrgNOCHandle: PWPSO1-ARIN
OrgNOCName:   pwpsoc, Roger 
OrgNOCPhone:  +1-646-680-8128 
OrgNOCEmail:  soc@pwpartners.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/PWPSO1-ARIN

OrgRoutingHandle: PWPSO1-ARIN
OrgRoutingName:   pwpsoc, Roger 
OrgRoutingPhone:  +1-646-680-8128 
OrgRoutingEmail:  soc@pwpartners.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/PWPSO1-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
AS2856	British Telecommunications PLC	GB
AS8220	COLT Technology Services Group Limited	GB
AS1239	Cogent Communications, LLC	US
AS3356	Level 3 Parent, LLC	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS2856	British Telecommunications PLC	GB
AS8220	COLT Technology Services Group Limited	GB
AS3356	Level 3 Parent, LLC	US
AS174	Cogent Communications, LLC	US