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Organization

Defense Advanced Research Projects Agency(DARPA)

IPv4 addresses
1,024
CIDR ranges
4
Category
government
BGP prefixes announced
7

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

73/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Government allocation +8
  • Trust score 73 / 100

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

About Defense Advanced Research Projects Agency

The Defense Advanced Research Projects Agency (DARPA) is a research and development agency of the United States Department of Defense responsible for the development of emerging technologies for use by the military. Originally known as the Advanced Research Projects Agency (ARPA), the agency was created on February 7, 1958, by President Dwight D.

Founded
1958
Headquarters
Arlington County
Parent
Office of the Secretary of Defense
Employees
240

Countries served by Defense Advanced Research Projects Agency(DARPA)

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by Defense Advanced Research Projects Agency(DARPA)

ASNNameIPsPrefixesCountry
AS22238 Defense Advanced Research Projects Agency(DARPA) 57.9K 12 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
158.63.0.0/16 65.5K
0.0%
AS22238 US
158.63.2.0/24 256
0.0%
AS22238 US
158.63.4.0/24 256
0.0%
AS22238 US
158.63.250.0/24 256
0.0%
AS22238 US
158.63.254.0/24 256
0.0%
AS22238 US
192.5.18.0/24 256
0.0%
AS22238 US Virginia Vienna
192.187.8.0/24 256
0.0%
AS22238 US

Frequently Asked Questions

How many IP addresses does Defense Advanced Research Projects Agency(DARPA) own?

Defense Advanced Research Projects Agency(DARPA) controls 1.0K IPv4 addresses distributed across 4 CIDR ranges. The organization is registered in United States.

What ASNs does Defense Advanced Research Projects Agency(DARPA) operate?

Defense Advanced Research Projects Agency(DARPA) operates 1 Autonomous System. Each ASN represents an independently routed network that Defense Advanced Research Projects Agency(DARPA) manages for internet traffic delivery.

What type of organization is Defense Advanced Research Projects Agency(DARPA)?

Defense Advanced Research Projects Agency(DARPA) is categorized as government. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-07-29 15:10:34 UTC
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