AS11951

Name: AS11951 — Medical Computer Systems
Creator: ipdex

Medical Computer Systems Unknown registered in United States

11IPv4 prefixes

0IPv6 prefixes

#16,324AS Rank

327/327RIS visibility

#2,972Rank in United States

1999-02-12Allocated

Medical Computer Systems (AS11951) — Unknown, registered in United States. announces 11 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #2972. Allocated: 1999-02-12.

IPv4 11IPv6 0

Announced prefixes · 11

v4 204.152.42.0/23 unknown
v4 204.152.42.0/24 unknown
v4 204.152.43.0/24 unknown
v4 205.147.160.0/19 unknown
v4 207.152.128.0/18 unknown
v4 207.152.134.0/24 unknown
v4 207.152.135.0/24 unknown
v4 209.50.192.0/19 unknown
v4 209.50.193.0/24 unknown
v4 66.186.128.0/20 unknown
v4 66.186.129.0/24 unknown

Routing: 11 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	11
2026-06-13	11

AS topology · Customer cone 1

Providers · 2

AS174 Cogent Communications, LLC
AS33657 Comcast Cable Communications, LLC

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