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AS13509 Mount Sinai South Nassau

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

Mount Sinai South Nassau snch.org

US 1 Routes

AS Data

AS13509

AS13509 – Mount Sinai South Nassau

AS Number	13509
AS Name	AS-SNCH-1
Organization	Mount Sinai South Nassau(snch-1)
Country	US
Website	snch.org
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	EDUCATION
Registry	ARIN
Date Allocated	2024-08-16

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Use ASN data for AS13509 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
159.123.191.0/24	AS13509	Mount Sinai South Nassau	Mount Sinai South Nassau	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:       13509
ASName:         AS-SNCH-1
ASHandle:       AS13509
RegDate:        2024-08-16
Updated:        2024-08-16    
Ref:            https://rdap.arin.net/registry/autnum/13509


OrgName:        Mount Sinai South Nassau
OrgId:          SNCH-1
Address:        One Healthy Way
City:           Oceanside
StateProv:      NY
PostalCode:     11572
Country:        US
RegDate:        2024-08-08
Updated:        2024-08-20
Comment:        Mount Sinai South Nassau
Ref:            https://rdap.arin.net/registry/entity/SNCH-1


OrgAbuseHandle: ROLLA7-ARIN
OrgAbuseName:   Rolland, David 
OrgAbusePhone:  +1-631-512-0504 
OrgAbuseEmail:  david.rolland@snch.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ROLLA7-ARIN

OrgAbuseHandle: AP412-ARIN
OrgAbuseName:   Pizzimenti, Andrew 
OrgAbusePhone:  +1-212-241-4929 
OrgAbuseEmail:  andrew.pizzimenti@mssm.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AP412-ARIN

OrgTechHandle: AP412-ARIN
OrgTechName:   Pizzimenti, Andrew 
OrgTechPhone:  +1-212-241-4929 
OrgTechEmail:  andrew.pizzimenti@mssm.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/AP412-ARIN

OrgTechHandle: ROLLA7-ARIN
OrgTechName:   Rolland, David 
OrgTechPhone:  +1-631-512-0504 
OrgTechEmail:  david.rolland@snch.org
OrgTechRef:    https://rdap.arin.net/registry/entity/ROLLA7-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
AS54004	Cablevision Lightpath LLC	US

Upstreams

AS Number	Description	Country
AS54004	Cablevision Lightpath LLC	US

Frequently Asked Questions

What is ASN AS13509?

ASN AS13509 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS13509?

AS13509 is listed under Mount Sinai South Nassau.

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.