LAYER3 INTEL
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Data as of Nov 10, 2026

147.131.0.0/16

No anonymizer space · no proxy exits in 30 days

United States Department of Defense (DoD)

Announcement
147.130.0.0/15
No RPKI
Announced by
AS721
Type
Business

Announcements

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
147.131.24.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.26.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.28.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.30.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.32.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.34.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.37.0/24
since Feb 2025
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.40.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.42.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.44.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.46.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.48.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.50.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.52.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.54.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.56.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.58.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.60.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.62.0/23
since Oct 2022
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.131.66.0/23
since Aug 2024
AS367BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
147.131.0.0/1665,536STEWART-NET2United States Department of Defense (DoD) (USDDD) · USDirect AllocationApr 2, 1991disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 147.131.0.0/1665,536STEWART-NET2Headquarters, USAISC (HEADQU-3) · USReallocatedAug 22, 2025disa.columbus.ns.mbx.arin-registrations@mail.mil

Network & registry

AnnouncementRouting historyWhois & abuse
Routing timeline

Who has announced 147.130.0.0/15

147.130.0.0/15

Routing history

Pattern
Stable
First seen
May 2005
Current origin since
Dec 2010 · 16 yr
Origin networks
2
Last change of origin
Dec 2010
Recorded history

History

Handoffs
2