AS1540

Name: AS1540 — Headquarters, USAISC
Creator: ipdex

Headquarters, USAISC Unknown registered in United States

788IPv4 prefixes

26IPv6 prefixes

#13,176AS Rank

#40Rank in United States

2004-05-12Allocated

Headquarters, USAISC (AS1540) — Unknown, registered in United States. announces 788 IPv4 prefixes + 26 IPv6 prefixes. Rank in United States: #40. Allocated: 2004-05-12.

IPv4 788IPv6 26

Announced prefixes · 814

v4 158.7.0.0/16 unknown
v4 158.9.104.0/24 unknown
v4 158.9.106.0/23 unknown
v4 158.9.127.0/24 unknown
v4 158.9.129.0/24 unknown
v4 158.9.132.0/24 unknown
v4 158.9.133.0/24 unknown
v4 158.9.136.0/23 unknown
v4 158.9.138.0/24 unknown
v4 158.9.148.0/24 unknown
v4 158.9.160.0/24 unknown
v4 158.9.161.0/24 unknown
v4 158.9.168.0/24 unknown
v4 158.9.199.0/24 unknown
v4 158.9.200.0/24 unknown
v4 158.9.201.0/24 unknown
v4 158.9.208.0/24 unknown
v4 158.9.209.0/24 unknown
v4 158.9.246.0/24 unknown
v4 158.9.253.0/24 unknown
v4 158.9.254.0/23 unknown
v4 158.9.94.0/24 unknown
v4 160.132.0.0/16 unknown
v4 160.133.0.0/16 unknown
v4 164.169.0.0/20 unknown
v4 164.169.144.0/20 unknown
v4 164.169.160.0/20 unknown
v4 164.169.32.0/20 unknown
v4 164.169.32.0/24 unknown
v4 164.66.0.0/16 unknown
v4 192.107.182.0/23 unknown
v4 192.12.126.0/24 unknown
v4 192.132.84.0/24 unknown
v4 192.136.130.0/24 unknown
v4 192.172.24.0/23 unknown
v4 192.172.27.0/24 unknown
v4 192.188.213.0/24 unknown
v4 192.33.185.0/24 unknown
v4 192.35.147.0/24 unknown
v4 198.49.184.0/24 unknown
v4 198.49.185.0/24 unknown
v4 198.97.180.0/24 unknown
v4 199.10.59.0/24 unknown
v4 199.122.42.0/24 unknown
v4 199.122.52.0/24 unknown
v4 199.122.53.0/24 unknown
v4 199.123.122.0/24 unknown
v4 199.123.70.0/24 unknown
v4 199.123.71.0/24 unknown
v4 199.123.72.0/22 unknown

— Routing status unavailable

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	773
2026-06-13	773
2026-06-14	747
2026-06-16	751
2026-06-17	763
2026-06-19	814

AS topology · Customer cone 1

Providers · 1

AS27064 United States Department of Defense (DoD)

Peers · 2

AS306 United States Department of Defense (DoD)
AS367 United States Department of Defense (DoD)

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