AS11584

Name: AS11584 — New York City Health & Hospitals Corporation
Creator: ipdex

New York City Health & Hospitals Corporation Unknown registered in United States

15IPv4 prefixes

0IPv6 prefixes

#16,129AS Rank

325/325RIS visibility

#2,302Rank in United States

2008-03-11Allocated

New York City Health & Hospitals Corporation (AS11584) — Unknown, registered in United States. announces 15 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #2302. Allocated: 2008-03-11.

IPv4 15IPv6 0

Announced prefixes · 15

v4 64.251.32.0/20 unknown
v4 64.251.40.0/21 unknown
v4 64.251.40.0/24 unknown
v4 64.251.41.0/24 unknown
v4 64.251.42.0/24 unknown
v4 64.251.43.0/24 unknown
v4 64.251.44.0/24 unknown
v4 64.251.45.0/24 unknown
v4 64.251.46.0/24 unknown
v4 64.251.47.0/24 unknown
v4 67.221.16.0/20 unknown
v4 67.221.24.0/21 unknown
v4 67.221.24.0/24 unknown
v4 67.221.26.0/24 unknown
v4 67.221.27.0/24 unknown

Routing: 15 IPv4 · 0 IPv6 announced · RIS visibility 325/325 RIS peers · RIPEstat · 2026-06-18

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	15
2026-06-13	15

AS topology · Customer cone 1

Providers · 2

AS3356 Level 3 Parent, LLC
AS54004 Cablevision Lightpath LLC

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