LAYER3 INTEL
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Data as of Nov 6, 2026

139.244.2.0/24

No anonymizer space · no proxy exits in 30 days

United States Department of Defense (DoD)

Announcement
this exact prefix
No RPKI
Announced by
AS721
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Aug 2026
its first announcement on record

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
139.244.0.0/1665,536DNIC-PPIC-139-244United States Department of Defense (DoD) (USDDD) · USDirect AllocationApr 8, 1990disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 139.244.0.0/1665,536DNIC-PPIC-139-244DoD Network Information Center (DNIC) · USReallocatedAug 29, 2025disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil

Network & registry

AnnouncementRouting historyWhois & abuse
Registry

Holder

Organization
United States Department of Defense (DoD)
Handle
USDDD
Range
139.244.0.0/16
Registration type
Direct Allocation
Record created
Apr 8, 1990
Legacy
yes
Reallocated to
DoD Network Information Center (DNIC)
Reallocated
Aug 29, 2025
Origin network

AS721

US
Name
United States Department of Defense (DoD)
Type
Business
Domain
mail.mil
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed