AS11452 Mount Sinai School of Medicine

• IPv4 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	146.203.0.0/18	Mount Sinai School of Medicine		146.203.0.0/16	ARIN
	146.203.64.0/18	Mount Sinai School of Medicine		146.203.0.0/16	ARIN
	146.203.128.0/21	Mount Sinai School of Medicine		146.203.0.0/16	ARIN
	146.203.136.0/21	Mount Sinai School of Medicine		146.203.0.0/16	ARIN
	146.203.138.0/24	Mount Sinai School of Medicine		146.203.0.0/16	ARIN
	146.203.139.0/24	Mount Sinai School of Medicine		146.203.0.0/16	ARIN
	146.203.144.0/22	Mount Sinai School of Medicine		146.203.0.0/16	ARIN
	146.203.148.0/24	Mount Sinai School of Medicine		146.203.0.0/16	ARIN
	146.203.148.0/22	Mount Sinai School of Medicine		146.203.0.0/16	ARIN
	146.203.149.0/24	Mount Sinai School of Medicine		146.203.0.0/16	ARIN
	146.203.150.0/24	Mount Sinai School of Medicine		146.203.0.0/16	ARIN
	146.203.151.0/24	Mount Sinai School of Medicine		146.203.0.0/16	ARIN
	146.203.192.0/18	Mount Sinai School of Medicine		146.203.0.0/16	ARIN
	159.123.127.0/24	St. Luke's Roosevelt Hospital Center		159.123.0.0/16	ARIN

• IPv4 Peers

Country	ASN	Name	Description
	AS32787	PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK	Akamai Technologies, Inc.
	AS7018	ATT-INTERNET4	AT&T Enterprises, LLC
	AS174	COGENT-174	Cogent Communications
	AS3356	LEVEL3	Level 3 Parent, LLC

• IPv4 Upstreams

Country	ASN	Name	Description
	AS32787	PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK	Akamai Technologies, Inc.
	AS7018	ATT-INTERNET4	AT&T Enterprises, LLC
	AS3356	LEVEL3	Level 3 Parent, LLC
	AS174	COGENT-174	Cogent Communications

IPv4 Upstream Graph

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IPv4 Upstream Graph

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#
# 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/
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# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber:       11452
ASName:         MOUNT-SINAI
ASHandle:       AS11452
RegDate:        1998-08-27
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/11452


OrgName:        Mount Sinai School of Medicine
OrgId:          MSSM
Address:        One Gustave L. Levy Place
Address:        Mailstop 1102
City:           New York
StateProv:      NY
PostalCode:     10029-6574
Country:        US
RegDate:        1991-02-28
Updated:        2023-06-20
Ref:            https://rdap.arin.net/registry/entity/MSSM


OrgNOCHandle: AP412-ARIN
OrgNOCName:   Pizzimenti, Andrew 
OrgNOCPhone:  +1-212-241-4929 
OrgNOCEmail:  andrew.pizzimenti@mssm.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/AP412-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

OrgNOCHandle: CRUZO-ARIN
OrgNOCName:   Cruz, Orquidia 
OrgNOCPhone:  +1-212-241-4925 
OrgNOCEmail:  Orquidia.Cruz@mssm.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/CRUZO-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: GUNTH50-ARIN
OrgTechName:   Gunther, Doug 
OrgTechPhone:  +1-212-814-4541 
OrgTechEmail:  doug.gunther@mountsinai.org
OrgTechRef:    https://rdap.arin.net/registry/entity/GUNTH50-ARIN

RTechHandle: AP412-ARIN
RTechName:   Pizzimenti, Andrew 
RTechPhone:  +1-212-241-4929 
RTechEmail:  andrew.pizzimenti@mssm.edu
RTechRef:    https://rdap.arin.net/registry/entity/AP412-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 1997-2025, American Registry for Internet Numbers, Ltd.
#