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AS10661 Steadfast Financial LP

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

Steadfast Financial LP steadfast.com

US 1 Routes

AS Data

AS10661

AS10661 – Steadfast Financial LP

AS Number	10661
AS Name	SF-FIN-LP
Organization	Steadfast Financial LP(stead-3)
Country	US
Website	steadfast.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2009-11-04

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Use ASN data for AS10661 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
74.119.224.0/24	AS10661	Steadfast Financial LP	Steadfast Financial LP	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:       10661
ASName:         SF-FIN-LP
ASHandle:       AS10661
RegDate:        2009-11-04
Updated:        2019-09-30    
Ref:            https://rdap.arin.net/registry/autnum/10661


OrgName:        Steadfast Financial LP
OrgId:          STEAD-3
Address:        450 Park Ave
Address:        20th Floor
City:           New York
StateProv:      NY
PostalCode:     10022
Country:        US
RegDate:        2009-10-27
Updated:        2016-10-13
Ref:            https://rdap.arin.net/registry/entity/STEAD-3


OrgAbuseHandle: STEAD12-ARIN
OrgAbuseName:   Steadfast Administrators
OrgAbusePhone:  +1-212-415-4600 
OrgAbuseEmail:  vendors@steadfast.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/STEAD12-ARIN

OrgNOCHandle: STEAD12-ARIN
OrgNOCName:   Steadfast Administrators
OrgNOCPhone:  +1-212-415-4600 
OrgNOCEmail:  vendors@steadfast.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/STEAD12-ARIN

OrgTechHandle: STEAD12-ARIN
OrgTechName:   Steadfast Administrators
OrgTechPhone:  +1-212-415-4600 
OrgTechEmail:  vendors@steadfast.com
OrgTechRef:    https://rdap.arin.net/registry/entity/STEAD12-ARIN

RTechHandle: TUCCI3-ARIN
RTechName:   Tucci, Jeremy 
RTechPhone:  +1-212-415-4600 
RTechEmail:  vendors@steadfast.com
RTechRef:    https://rdap.arin.net/registry/entity/TUCCI3-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
AS54004	Cablevision Lightpath LLC	US

Upstreams

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS54004	Cablevision Lightpath LLC	US

Frequently Asked Questions

What is ASN AS10661?

ASN AS10661 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS10661?

AS10661 is listed under Steadfast Financial LP.

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.