LAYER3 INTEL
Get started
Sign in
Data as of Nov 5, 2026

150.196.240.0/21

No anonymizer space · no proxy exits in 30 days

Headquarters, USAISC · reallocated from United States Department of Defense (DoD)

Announcement
this exact prefix
No RPKI
Announced by
AS1501
Type
Business
Recent change
New origin Jul 2026
from AS1501 Headquarters, USAISC

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
150.196.240.0/20
since Jul 2025
AS1501BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
150.196.245.0/24
since Dec 2022
AS749BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
150.196.246.0/24
since Oct 2025
AS1501BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
150.196.247.0/24
since Oct 2025
AS1501BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC

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
150.196.0.0/1665,536PM-WIN-T-NET12United States Department of Defense (DoD) (USDDD) · USDirect AllocationJun 7, 1991disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 150.196.0.0/1665,536PM-WIN-T-NET12Headquarters, USAISC (HEADQU-3) · USReallocatedAug 22, 2025—

Network & registry

AnnouncementRouting historyWhois & abuse
Registry

Holder

Organization
United States Department of Defense (DoD)
Handle
USDDD
Range
150.196.0.0/16
Registration type
Direct Allocation
Record created
Jun 7, 1991
Legacy
yes
Reallocated to
Headquarters, USAISC (HEADQU-3)
Reallocated
Aug 22, 2025
Origin network

AS1501

US
Name
Headquarters, USAISC
Type
Business
Registered
May 12, 2004
Domain
mail.mil
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed