Data as of Nov 7, 2026

147.216.0.0/15

No anonymizer space

United States Department of Defense (DoD)

Announcement

this exact prefix

No RPKI

Announced by

Type

Business

Announcements

More specific

Prefix	Origin	Type	Holder
147.216.7.0/24 since Feb 2026	AS1540	Business	United States Department of Defense (DoD) via Headquarters, USAISC
147.216.8.0/24 since Feb 2026	AS1540	Business	United States Department of Defense (DoD) via Headquarters, USAISC
147.216.9.0/24 since Feb 2026	AS1540	Business	United States Department of Defense (DoD) via Headquarters, USAISC
147.217.0.0/18 since Oct 23, 2026	AS1540	Business	United States Department of Defense (DoD) via Headquarters, USAISC
147.217.64.0/18 since Oct 16, 2026	AS1540	Business	United States Department of Defense (DoD) via Headquarters, USAISC
147.217.128.0/17 since Oct 16, 2026	AS1540	Business	United States Department of Defense (DoD) via Headquarters, USAISC

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
147.216.0.0/16	65,536	RIA	United States Department of Defense (DoD) (USDDD) · US	Direct Allocation	Jul 24, 1991	disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 147.216.0.0/16	65,536	RIA	Headquarters, USAISC (HEADQU-3) · US	Reallocated	Aug 22, 2025	disa.columbus.ns.mbx.arin-registrations@mail.mil
147.217.0.0/16	65,536	FCCS-1	United States Department of Defense (DoD) (USDDD) · US	Direct Allocation	Jul 24, 1991	disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 147.217.0.0/16	65,536	FCCS-1	Headquarters, USAISC (HEADQU-3) · US	Reallocated	Aug 22, 2025	disa.columbus.ns.mbx.arin-registrations@mail.mil

Registry

Origin network