Data as of Nov 4, 2026

137.128.0.0/16

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
137.128.0.0/1665,536TACOM-RDEUnited States Department of Defense (DoD) (USDDD) · USDirect AllocationNov 28, 1989disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 137.128.0.0/1665,536TACOM-RDEHeadquarters, USAISC (HEADQU-3) · USReallocatedAug 21, 2025—

Network & registry

Registry

Holder

Organization
United States Department of Defense (DoD)
Handle
USDDD
Range
137.128.0.0/16
Registration type
Direct Allocation
Record created
Nov 28, 1989
Legacy
yes
Reallocated to
Headquarters, USAISC (HEADQU-3)
Reallocated
Aug 21, 2025
Origin network

AS668

US
Name
United States Department of Defense (DoD)
Type
Business
Registered
Apr 24, 1990
Domain
mail.mil
Website
www.hpc.mil/solution-areas/networking
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed