Data as of Nov 4, 2026

138.109.0.0/16

No anonymizer space · no proxy exits in 30 days

United States Department of Defense (DoD)

Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
0 / 100 · Low

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
138.109.0.0/1665,536DNIC-SNET-138-109United States Department of Defense (DoD) (USDDD) · USDirect AllocationApr 27, 1990disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 138.109.0.0/1665,536DNIC-SNET-138-109DoD Network Information Center (DNIC) · USReallocatedAug 28, 2025disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil

Network & registry

Registry

Holder

Organization
United States Department of Defense (DoD)
Handle
USDDD
Range
138.109.0.0/16
Registration type
Direct Allocation
Record created
Apr 27, 1990
Legacy
yes
Reallocated to
DoD Network Information Center (DNIC)
Reallocated
Aug 28, 2025
Origin network

AS749

US
Name
United States Department of Defense (DoD)
Type
Business
Domain
mail.mil
Industry
Military, Defense, National Security, and International Affairs
Spamhaus ASN-DROP
not listed