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 139.39.29.0/24 unknown
v4 139.39.30.0/23 unknown
v4 139.39.32.0/23 unknown
v4 139.39.34.0/24 unknown
v4 139.39.36.0/24 unknown
v4 139.39.37.0/24 unknown
v4 139.39.38.0/23 unknown
v4 139.39.40.0/23 unknown
v4 139.39.42.0/24 unknown
v4 139.39.43.0/24 unknown
v4 139.39.44.0/23 unknown
v4 139.39.46.0/23 unknown
v4 139.39.48.0/23 unknown
v4 139.39.50.0/24 unknown
v4 139.39.51.0/24 unknown
v4 139.39.52.0/24 unknown
v4 139.39.53.0/24 unknown
v4 139.39.54.0/23 unknown
v4 139.39.56.0/21 unknown
v4 139.39.64.0/23 unknown
v4 139.39.66.0/24 unknown
v4 139.39.67.0/24 unknown
v4 139.39.68.0/22 unknown
v4 139.39.72.0/22 unknown
v4 139.39.76.0/22 unknown
v4 139.39.8.0/22 unknown
v4 139.39.80.0/23 unknown
v4 139.39.82.0/23 unknown
v4 139.39.84.0/23 unknown
v4 139.39.86.0/24 unknown
v4 139.39.87.0/24 unknown
v4 139.39.88.0/22 unknown
v4 139.39.92.0/24 unknown
v4 139.39.93.0/24 unknown
v4 139.39.94.0/23 unknown
v4 139.39.96.0/23 unknown
v4 139.39.98.0/24 unknown
v4 139.39.99.0/24 unknown
v4 140.18.252.0/22 unknown
v4 140.18.72.0/23 unknown
v4 140.18.74.0/23 unknown
v4 140.18.92.0/22 unknown
v4 140.20.106.0/23 unknown
v4 141.236.0.0/16 unknown
v4 141.236.0.0/23 unknown
v4 141.236.112.0/20 unknown
v4 141.236.16.0/22 unknown
v4 141.236.168.0/23 unknown
v4 141.236.172.0/22 unknown
v4 141.236.178.0/24 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
2026-06-21	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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