AS11452

Name: AS11452 — Mount Sinai School of Medicine
Creator: ipdex

Mount Sinai School of Medicine Unknown registered in United States

14IPv4 prefixes

0IPv6 prefixes

64%RPKI-valid

#16,070AS Rank

327/327RIS visibility

#2,445Rank in United States

1998-08-27Allocated

Mount Sinai School of Medicine (AS11452) — Unknown, registered in United States. announces 14 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #2445. Allocated: 1998-08-27.

IPv4 14IPv6 0

Announced prefixes · 14

v4 146.203.0.0/18 unknown
v4 146.203.128.0/21 unknown
v4 146.203.136.0/21 valid
v4 146.203.138.0/24 valid
v4 146.203.139.0/24 valid
v4 146.203.144.0/22 valid
v4 146.203.148.0/22 valid
v4 146.203.148.0/24 valid
v4 146.203.149.0/24 valid
v4 146.203.150.0/24 valid
v4 146.203.151.0/24 valid
v4 146.203.192.0/18 unknown
v4 146.203.64.0/18 unknown
v4 159.123.127.0/24 unknown

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 14 IPv4 · 0 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

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	14
2026-06-13	14

AS topology · Customer cone 1

Providers · 6

AS3356 Level 3 Parent, LLC
AS174 Cogent Communications, LLC
AS7018 AT&T Enterprises, LLC
AS32787 Akamai Technologies, Inc.
AS54004 Cablevision Lightpath LLC
AS3754 NYSERNet

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