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	Prefix	Description
	64.251.32.0/20	New York City Health & Hospitals Corporation
	64.251.40.0/21	New York City Health & Hospitals Corporation
	64.251.40.0/24	New York City Health & Hospitals Corporation
	64.251.41.0/24	New York City Health & Hospitals Corporation
	64.251.42.0/24	New York City Health & Hospitals Corporation
	64.251.43.0/24	New York City Health & Hospitals Corporation
	64.251.44.0/24	New York City Health & Hospitals Corporation
	64.251.45.0/24	New York City Health & Hospitals Corporation
	64.251.46.0/24	New York City Health & Hospitals Corporation
	64.251.47.0/24	New York City Health & Hospitals Corporation
	67.221.16.0/20	New York City Health & Hospitals Corporation
	67.221.24.0/21	New York City Health & Hospitals Corporation
	67.221.24.0/24	New York City Health & Hospitals Corporation
	67.221.26.0/24	New York City Health & Hospitals Corporation
	67.221.27.0/24	New York City Health & Hospitals Corporation

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✘
	AS54004	Cablevision Lightpath LLC	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✘
	AS54004	Cablevision Lightpath LLC	✔	✘

ASHandle:       AS11584
OrgID:          NYCHHC-1
ASName:         NYCHHC
ASNumber:       11584
RegDate:        2008-03-11
Updated:        2018-05-09
TechHandle:     SNA93-ARIN
AbuseHandle:    SNA93-ARIN
NOCHandle:      SNA93-ARIN
Source:         ARIN



OrgID:          NYCHHC-1
OrgName:        New York City Health & Hospitals Corporation
CanAllocate:    
Street:         1400 Pelham Pkwy S
Street:         Bldg # 4, Suite # 1039
City:           Bronx
State/Prov:     NY
Country:        US
PostalCode:     10461
RegDate:        2008-01-11
Updated:        2018-05-09
OrgAdminHandle: SNA93-ARIN
OrgTechHandle:  SNA93-ARIN
OrgAbuseHandle: SNA93-ARIN
OrgNOCHandle:   SNA93-ARIN
Source:         ARIN





OrgAdminHandle:       SNA93-ARIN
OrgAdminName:          Sr Network Architect
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        SNA93-ARIN
OrgTechName:           Sr Network Architect
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       SNA93-ARIN
OrgAbuseName:          Sr Network Architect
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         SNA93-ARIN
OrgNOCName:            Sr Network Architect
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           SNA93-ARIN
TechName:              Sr Network Architect
# Email removed, Log into bgp.tools to see whois emails


AbuseHandle:          SNA93-ARIN
AbuseName:             Sr Network Architect
# Email removed, Log into bgp.tools to see whois emails


NOCHandle:            SNA93-ARIN
NOCName:               Sr Network Architect
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-02-17T03:24:36Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-rosprint	731
LEVEL3	as-lumen-customers-asns	10695
ARIN	as-xo-b	58213
ARIN	as6128:as-customers	776
LEVEL3	as-level3-origins-eu	0
RADB	as198949:as-sd	3434
RIPE	as-citylineru	11