AS1501

Name: AS1501 — Headquarters, USAISC
Creator: ipdex

Headquarters, USAISC Unknown registered in United States

121IPv4 prefixes

0IPv6 prefixes

#13,171AS Rank

326/327RIS visibility

#282Rank in United States

2004-05-12Allocated

Headquarters, USAISC (AS1501) — Unknown, registered in United States. announces 121 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #282. Allocated: 2004-05-12.

IPv4 121IPv6 0

Announced prefixes · 121

v4 136.210.224.0/24 unknown
v4 143.194.128.0/23 unknown
v4 143.194.132.0/24 unknown
v4 143.194.133.0/24 unknown
v4 143.194.134.0/24 unknown
v4 143.194.136.0/24 unknown
v4 143.194.137.0/24 unknown
v4 143.194.138.0/24 unknown
v4 143.194.139.0/24 unknown
v4 143.194.142.0/24 unknown
v4 143.249.111.0/24 unknown
v4 143.249.167.0/24 unknown
v4 143.249.96.0/20 unknown
v4 143.70.1.0/24 unknown
v4 143.70.15.0/24 unknown
v4 143.70.16.0/24 unknown
v4 143.70.21.0/24 unknown
v4 143.70.22.0/23 unknown
v4 143.70.22.0/24 unknown
v4 143.70.25.0/24 unknown
v4 143.70.26.0/24 unknown
v4 143.70.32.0/24 unknown
v4 143.70.34.0/24 unknown
v4 143.70.35.0/24 unknown
v4 143.70.36.0/24 unknown
v4 143.70.4.0/22 unknown
v4 143.70.40.0/24 unknown
v4 143.70.41.0/24 unknown
v4 143.70.42.0/24 unknown
v4 143.70.43.0/24 unknown
v4 143.70.44.0/24 unknown
v4 143.70.45.0/24 unknown
v4 143.73.28.0/24 unknown
v4 143.73.29.0/24 unknown
v4 143.73.35.0/24 unknown
v4 143.73.38.0/24 unknown
v4 143.73.48.0/24 unknown
v4 143.73.49.0/24 unknown
v4 143.73.50.0/24 unknown
v4 143.73.51.0/24 unknown
v4 143.73.55.0/24 unknown
v4 143.73.56.0/24 unknown
v4 143.73.57.0/24 unknown
v4 143.73.58.0/24 unknown
v4 143.73.62.0/24 unknown
v4 143.73.63.0/24 unknown
v4 143.73.64.0/24 unknown
v4 143.73.65.0/24 unknown
v4 143.73.69.0/24 unknown
v4 143.73.70.0/24 unknown

Routing: 121 IPv4 · 0 IPv6 announced · RIS visibility 326/327 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	123
2026-06-13	123
2026-06-14	124
2026-06-15	123
2026-06-16	121
2026-06-17	121

AS topology · Customer cone 1

Providers · 1

AS1555 United States Department of Defense (DoD)

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