ASN AS25924 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS25924?

AS25924 is listed under Graham Capital Management, L.P..

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.

AS25924 Graham Capital Management, L.P.

ASN Lookup Tool

Graham Capital Management, L.P. grahamcapital.com

US 2 Routes

AS Data

AS25924

AS25924 – Graham Capital Management, L.P.

AS Number	25924
AS Name	GCM
Organization	Graham Capital Management, L.P.(gcml-7)
Country	US
Website	grahamcapital.com
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2007-11-16

ASN Intelligence API for production workflows

Use ASN data for AS25924 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
65.51.34.0/24	AS25924	Graham Capital Management, L.P.	Graham Capital Management	256
12.30.121.0/24	AS25924	Graham Capital Management, L.P.	GRAHAM CAPITAL MANAGEMENT	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:       25924
ASName:         GCM
ASHandle:       AS25924
RegDate:        2007-11-16
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/25924


OrgName:        Graham Capital Management, L.P.
OrgId:          GCML-7
Address:        40 Highland Ave.
City:           Rowayton
StateProv:      CT
PostalCode:     06853
Country:        US
RegDate:        2007-10-17
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/GCML-7


OrgAbuseHandle: MSA147-ARIN
OrgAbuseName:   Sanzone, Matt 
OrgAbusePhone:  +1-203-899-3457 
OrgAbuseEmail:  msanzone@grahamcapital.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MSA147-ARIN

OrgTechHandle: MSA147-ARIN
OrgTechName:   Sanzone, Matt 
OrgTechPhone:  +1-203-899-3457 
OrgTechEmail:  msanzone@grahamcapital.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MSA147-ARIN

RAbuseHandle: MSA147-ARIN
RAbuseName:   Sanzone, Matt 
RAbusePhone:  +1-203-899-3457 
RAbuseEmail:  msanzone@grahamcapital.com
RAbuseRef:    https://rdap.arin.net/registry/entity/MSA147-ARIN

RNOCHandle: MSA147-ARIN
RNOCName:   Sanzone, Matt 
RNOCPhone:  +1-203-899-3457 
RNOCEmail:  msanzone@grahamcapital.com
RNOCRef:    https://rdap.arin.net/registry/entity/MSA147-ARIN

RTechHandle: MSA147-ARIN
RTechName:   Sanzone, Matt 
RTechPhone:  +1-203-899-3457 
RTechEmail:  msanzone@grahamcapital.com
RTechRef:    https://rdap.arin.net/registry/entity/MSA147-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
AS46887	Crown Castle Fiber LLC	US
AS7018	AT&T Enterprises, LLC	US
AS54004	Cablevision Lightpath LLC	US

Upstreams

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS7018	AT&T Enterprises, LLC	US
AS54004	Cablevision Lightpath LLC	US