AS5972

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

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

1,438IPv4 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 1,438 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #23. Allocated: 1995-10-24.

IPv4 1,438IPv6 0

Announced prefixes · 1,438

v4 164.248.20.0/24 unknown
v4 164.248.21.0/24 unknown
v4 164.248.216.0/22 unknown
v4 164.248.22.0/23 unknown
v4 164.248.220.0/24 unknown
v4 164.248.222.0/23 unknown
v4 164.248.224.0/21 unknown
v4 164.248.236.0/22 unknown
v4 164.248.24.0/21 unknown
v4 164.248.240.0/21 unknown
v4 164.248.248.0/22 unknown
v4 164.248.32.0/24 unknown
v4 164.248.46.0/24 unknown
v4 164.248.47.0/24 unknown
v4 164.248.48.0/24 unknown
v4 164.248.49.0/24 unknown
v4 164.248.50.0/23 unknown
v4 164.248.52.0/23 unknown
v4 164.248.54.0/24 unknown
v4 164.248.55.0/24 unknown
v4 164.248.56.0/21 unknown
v4 164.248.64.0/23 unknown
v4 164.248.66.0/24 unknown
v4 164.248.67.0/24 unknown
v4 164.248.68.0/24 unknown
v4 164.248.69.0/24 unknown
v4 164.248.70.0/24 unknown
v4 164.248.71.0/24 unknown
v4 164.248.72.0/22 unknown
v4 164.248.76.0/24 unknown
v4 164.248.77.0/24 unknown
v4 164.248.78.0/24 unknown
v4 164.248.79.0/24 unknown
v4 164.248.80.0/24 unknown
v4 164.248.81.0/24 unknown
v4 164.248.82.0/23 unknown
v4 164.248.84.0/23 unknown
v4 164.248.88.0/23 unknown
v4 164.248.90.0/23 unknown
v4 164.248.92.0/23 unknown
v4 164.248.94.0/23 unknown
v4 164.248.97.0/24 unknown
v4 164.248.98.0/24 unknown
v4 164.248.99.0/24 unknown
v4 164.249.0.0/22 unknown
v4 164.249.12.0/22 unknown
v4 164.249.128.0/18 unknown
v4 164.249.192.0/19 unknown
v4 164.249.224.0/20 unknown
v4 164.249.240.0/22 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	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
2026-06-22	1438

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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