AS5972

Name: AS5972 — United States Department of Defense (DoD)
Creator: ipdex

United States Department of Defense (DoD) Unknown registered in United States

1,441IPv4 prefixes

0IPv6 prefixes

#14,181AS Rank

#23Rank in United States

1995-10-24Allocated

United States Department of Defense (DoD) (AS5972) — Unknown, registered in United States. announces 1,441 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #23. Allocated: 1995-10-24.

IPv4 1,441IPv6 0

Announced prefixes · 1,441

v4 138.138.184.0/23 unknown
v4 138.138.186.0/24 unknown
v4 138.138.187.0/24 unknown
v4 138.138.188.0/23 unknown
v4 138.138.190.0/23 unknown
v4 138.138.192.0/19 unknown
v4 138.138.224.0/20 unknown
v4 138.138.240.0/23 unknown
v4 138.138.242.0/23 unknown
v4 138.138.254.0/23 unknown
v4 138.138.32.0/20 unknown
v4 138.138.48.0/21 unknown
v4 138.138.56.0/22 unknown
v4 138.138.60.0/24 unknown
v4 138.138.61.0/24 unknown
v4 138.138.62.0/23 unknown
v4 138.138.64.0/19 unknown
v4 138.138.96.0/20 unknown
v4 139.38.0.0/15 unknown
v4 139.38.0.0/21 unknown
v4 139.38.10.0/23 unknown
v4 139.38.112.0/21 unknown
v4 139.38.12.0/24 unknown
v4 139.38.120.0/22 unknown
v4 139.38.124.0/24 unknown
v4 139.38.125.0/24 unknown
v4 139.38.126.0/23 unknown
v4 139.38.128.0/23 unknown
v4 139.38.13.0/24 unknown
v4 139.38.130.0/23 unknown
v4 139.38.132.0/23 unknown
v4 139.38.134.0/24 unknown
v4 139.38.135.0/24 unknown
v4 139.38.136.0/23 unknown
v4 139.38.138.0/24 unknown
v4 139.38.139.0/24 unknown
v4 139.38.14.0/23 unknown
v4 139.38.140.0/22 unknown
v4 139.38.144.0/23 unknown
v4 139.38.146.0/23 unknown
v4 139.38.148.0/22 unknown
v4 139.38.152.0/22 unknown
v4 139.38.156.0/22 unknown
v4 139.38.16.0/23 unknown
v4 139.38.160.0/23 unknown
v4 139.38.162.0/23 unknown
v4 139.38.164.0/23 unknown
v4 139.38.166.0/24 unknown
v4 139.38.167.0/24 unknown
v4 139.38.168.0/24 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	1438
2026-06-13	1438
2026-06-14	1438
2026-06-16	1440
2026-06-17	1440
2026-06-19	1433
2026-06-20	1441

AS topology · Customer cone 1

Providers · 3

AS27064 United States Department of Defense (DoD)
AS27066 United States Department of Defense (DoD)
AS27065 United States Department of Defense (DoD)

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