Defense Information Systems Network

E24402

United States Department of Defense network data communications network telecommunications network

The Defense Information Systems Network is the U.S. Department of Defense’s global, secure telecommunications and data network that provides critical information services to military and government users worldwide.

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All labels observed (14)

Label	Occurrences
Defense Information Systems Network canonical	2
Department of Defense Information Network	2
U.S. Department of Defense Information Network	2
Department of Defense Information Network transport infrastructure	1
Department of Defense Information Network – Army (DODIN-A)	1
Department of Defense enterprise networks	1
Department of Defense information systems	1
DoD Information Network	1
DoD NIC	1
DoD information transport network	1
Global Information Grid	1
Joint Force Headquarters–Department of Defense Information Network	1
NIPRNET	1
defense information systems network	1

How this entity was disambiguated

This entity first appeared as the object of triple T187439 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Defense Information Systems Network
Context triple: [Defense Data Network, replacedBy, Defense Information Systems Network]

A. Defense Data Network
The Defense Data Network was a U.S. Department of Defense global computer network that succeeded ARPANET and supported secure military and government communications.
B. United States Cyber Command
United States Cyber Command is a unified combatant command of the U.S. military responsible for conducting cyberspace operations and defending U.S. military networks and critical cyber infrastructure.
C. Defense Communications Agency
The Defense Communications Agency was a U.S. Department of Defense organization responsible for managing and developing military communications networks and infrastructure.
D. United States Army Cyber Command
United States Army Cyber Command is a major Army command responsible for conducting cyberspace operations, defending Army networks, and supporting U.S. Cyber Command in digital warfare and information security.
E. Cybersecurity and Infrastructure Security Agency
The Cybersecurity and Infrastructure Security Agency (CISA) is a U.S. federal agency responsible for enhancing the security, resilience, and reliability of the nation’s cybersecurity and critical infrastructure.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Defense Information Systems Network
Target entity description: The Defense Information Systems Network is the U.S. Department of Defense’s global, secure telecommunications and data network that provides critical information services to military and government users worldwide.

A. Defense Data Network
The Defense Data Network was a U.S. Department of Defense global computer network that succeeded ARPANET and supported secure military and government communications.
B. United States Cyber Command
United States Cyber Command is a unified combatant command of the U.S. military responsible for conducting cyberspace operations and defending U.S. military networks and critical cyber infrastructure.
C. Defense Communications Agency
The Defense Communications Agency was a U.S. Department of Defense organization responsible for managing and developing military communications networks and infrastructure.
D. United States Army Cyber Command
United States Army Cyber Command is a major Army command responsible for conducting cyberspace operations, defending Army networks, and supporting U.S. Cyber Command in digital warfare and information security.
E. Cybersecurity and Infrastructure Security Agency
The Cybersecurity and Infrastructure Security Agency (CISA) is a U.S. federal agency responsible for enhancing the security, resilience, and reliability of the nation’s cybersecurity and critical infrastructure.
F. None of above. chosen

Statements (46)

Predicate	Object
instanceOf	United States Department of Defense network ⓘ data communications network ⓘ telecommunications network ⓘ
abbreviation	DISN ⓘ
alternativeName	DoD information transport network ⓘ linked to: Defense Information Systems Network
country	United States ⓘ linked to: United States of America
designedFor	high availability ⓘ secure communications ⓘ survivability in contested environments ⓘ
hasComponent	long-haul transmission infrastructure ⓘ network operations centers ⓘ satellite communications links ⓘ secure gateways ⓘ terrestrial communications links ⓘ
operator	DISA ⓘ linked to: Defense Information Systems Agency Defense Information Systems Agency ⓘ
owner	United States Department of Defense ⓘ linked to: Department of Defense
parentOrganization	United States Department of Defense ⓘ linked to: Department of Defense
partOf	Global Information Grid ⓘ linked to: Defense Information Systems Network
purpose	provide global information services to U.S. government users ⓘ provide global information services to military users ⓘ support administrative communications ⓘ support command and control communications ⓘ support intelligence communications ⓘ support logistics communications ⓘ
regulator	United States Department of Defense ⓘ linked to: Department of Defense
sector	defense communications ⓘ
securityClassification	supports classified communications ⓘ supports unclassified communications ⓘ
serviceArea	global ⓘ
standard	uses Internet Protocol ⓘ uses military communications standards ⓘ
supportsCapability	command and control ⓘ information sharing ⓘ joint operations ⓘ situational awareness ⓘ
use	data communications ⓘ transport of classified information ⓘ transport of unclassified information ⓘ video communications ⓘ voice communications ⓘ
user	U.S. combatant commands ⓘ linked to: Unified Combatant Commands U.S. defense agencies ⓘ linked to: Defense Agencies U.S. military services ⓘ United States Armed Forces ⓘ other authorized U.S. government users ⓘ

How these facts were elicited

Referenced by (17)

Full triples — surface form annotated when it differs from this entity's canonical label.

Defense Data Network → replacedBy → Defense Information Systems Network ⓘ

U.S. Strategic Command → hasComponent → Joint Force Headquarters–Department of Defense Information Network ⓘ