Data as of Nov 10, 2026

128.63.0.0/16

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

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.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
128.63.0.0/16	65,536	ARL-SUBNET	United States Department of Defense (DoD) (USDDD) · US	Direct Allocation	Mar 12, 1985	disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 128.63.0.0/16	65,536	ARL-SUBNET	Headquarters, USAISC (HEADQU-3) · US	Reallocated	Aug 20, 2025	—

Routing timeline

Summary