LAYER3 INTEL
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Data as of Nov 9, 2026

144.104.0.0/15

No anonymizer space

United States Department of Defense (DoD)

Announcement
this exact prefix
No RPKI
Announced by
AS721
Type
Business

Announcements

Less specific

Covering announcements

PrefixOriginTypeRPKI
144.104.0.0/14
since Dec 2010
AS721Business
Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

Arrived
PrefixOriginTypeHolderRPKI
144.104.16.0/21
since Jan 2024
AS747BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.104.24.0/21
since Oct 16, 2026
AS1540BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.104.74.0/24
since Sep 2025
AS1540BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.104.75.0/24
since Sep 2025
AS1540BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.104.76.0/24
since Sep 2025
AS1540BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.104.103.0/24
since Sep 2018
AS1501BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.104.200.0/24
since Jun 2024
AS1516BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.104.202.0/24
since Mar 2021
AS1516BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.104.244.0/24
since Oct 16, 2026
AS1540BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.104.247.0/24
since Oct 10, 2026
AS1540BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.104.248.0/21
since Jan 2024
AS747BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.105.15.0/24
since Oct 2025
AS1516BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.105.48.0/21
since May 2026
AS1540BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.105.79.0/24
since Oct 16, 2026
AS1540BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.105.119.0/24
since Oct 10, 2026
AS1540BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.105.172.0/24
since Mar 2026
AS1501BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.105.176.0/20
since Nov 5, 2026
AS1540BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
144.105.202.0/24
since Aug 2024
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
144.104.0.0/1665,536PM-WIN-T-NET6United States Department of Defense (DoD) (USDDD) · USDirect AllocationNov 29, 1990disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 144.104.0.0/1665,536PM-WIN-T-NET6Headquarters, USAISC (HEADQU-3) · USReallocatedAug 21, 2025disa.columbus.ns.mbx.arin-registrations@mail.mil
144.105.0.0/1665,536PM-WIN-T-NET7United States Department of Defense (DoD) (USDDD) · USDirect AllocationNov 29, 1990disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 144.105.0.0/1665,536PM-WIN-T-NET7Headquarters, USAISC (HEADQU-3) · USReallocatedAug 21, 2025disa.columbus.ns.mbx.arin-registrations@mail.mil

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
Not stated by the registry
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