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Autonomous System

AS6040

United States Department of Defense (DoD)

Announced IPs
18,944
CIDR prefixes
47
ASN
AS6040

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 v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

About High Performance Computing Modernization Program

The United States Department of Defense High Performance Computing Modernization Program (HPCMP) was initiated in 1992 in response to Congressional direction to modernize the Department of Defense (DoD) laboratories’ high performance computing capabilities. The HPCMP provides supercomputers, a national research network, high-end software tools, a secure environment, and computational science experts that together enable the Defense laboratories and test centers to conduct research, development, test and technology evaluation activities.

Headquarters
Vicksburg
Summary from Wikipedia, CC BY-SA 4.0 · Data from Wikidata

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
155.19.80.0/21 2.0K
7.8%
United States Department of Defense DoD US — —
140.185.60.0/22 1.0K
52.7%
United States Department of Defense DoD US — —
140.185.128.0/22 1.0K
25.8%
United States Department of Defense DoD US — —
140.185.172.0/22 1.0K
98.3%
United States Department of Defense DoD US — —
140.185.240.0/22 1.0K
0.0%
United States Department of Defense DoD US — —
140.185.22.0/23 512
25.4%
United States Department of Defense DoD US — —
140.185.24.0/23 512
51.2%
United States Department of Defense DoD US — —
140.185.36.0/23 512
48.8%
United States Department of Defense DoD US — —
140.185.74.0/23 512
12.5%
United States Department of Defense DoD US — —
140.185.212.0/23 512
13.7%
United States Department of Defense DoD US — —
140.185.224.0/23 512
70.1%
United States Department of Defense DoD US — —
155.19.108.0/23 512
96.5%
United States Department of Defense DoD US — —
155.19.112.0/23 512
96.9%
United States Department of Defense DoD US — —
130.16.41.0/24 256
15.2%
United States Department of Defense DoD US — —
130.16.43.0/24 256
15.6%
United States Department of Defense DoD US — —
130.16.45.0/24 256
0.0%
United States Department of Defense DoD US — —
130.16.46.0/24 256
0.0%
United States Department of Defense DoD US — —
132.24.100.0/24 256
0.0%
United States Department of Defense DoD US — —
140.185.2.0/24 256
96.5%
United States Department of Defense DoD US — —
140.185.11.0/24 256
98.0%
United States Department of Defense DoD US — —
140.185.20.0/24 256
98.4%
United States Department of Defense DoD US — —
140.185.26.0/24 256
93.8%
United States Department of Defense DoD US — —
140.185.35.0/24 256
45.7%
United States Department of Defense DoD US — —
140.185.38.0/24 256
94.1%
United States Department of Defense DoD US — —
140.185.52.0/24 256
11.7%
United States Department of Defense DoD US — —
140.185.57.0/24 256
98.4%
United States Department of Defense DoD US — —
140.185.143.0/24 256
0.4%
United States Department of Defense DoD US — —
140.185.150.0/24 256
98.4%
United States Department of Defense DoD US — —
140.185.176.0/24 256
0.0%
United States Department of Defense DoD US — —
140.185.188.0/24 256
97.7%
United States Department of Defense DoD US — —
140.185.208.0/24 256
1.6%
United States Department of Defense DoD US — —
140.185.215.0/24 256
97.3%
United States Department of Defense DoD US — —
140.185.223.0/24 256
0.4%
United States Department of Defense DoD US — —
140.185.227.0/24 256
96.9%
United States Department of Defense DoD US — —
140.185.234.0/24 256
87.5%
United States Department of Defense DoD US — —
140.185.239.0/24 256
0.4%
United States Department of Defense DoD US — —
140.185.247.0/24 256
98.4%
United States Department of Defense DoD US — —
140.185.250.0/24 256
1.2%
United States Department of Defense DoD US — —
155.19.88.0/24 256
2.3%
United States Department of Defense DoD US — —
155.19.107.0/24 256
0.0%
United States Department of Defense DoD US — —
155.19.121.0/24 256
0.0%
United States Department of Defense DoD US — —
155.19.124.0/24 256
0.0%
United States Department of Defense DoD US — —
199.114.46.0/24 256
37.5%
United States Department of Defense DoD US — —
214.14.186.0/24 256
4.3%
United States Department of Defense DoD US — —
214.14.244.0/24 256
98.8%
United States Department of Defense DoD US — —
214.14.246.0/24 256
0.0%
United States Department of Defense DoD US — —
214.18.251.0/24 256
0.0%
United States Department of Defense DoD US — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS6040 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
214.18.251.0/24 573,746 2026-10-17 09:33:57
155.19.80.0/23 51,458 2026-10-17 09:31:16
155.19.84.0/24 51,365 2026-10-17 09:31:16
155.19.82.0/23 51,342 2026-10-17 09:31:16
140.185.26.0/24 38,547 2026-10-17 09:31:10
140.185.24.0/24 33,948 2026-10-17 09:31:10
130.16.46.0/24 28,291 2026-10-17 09:31:07
132.24.100.0/24 25,669 2026-10-17 09:31:08
130.16.43.0/24 25,462 2026-10-17 09:31:07
140.185.11.0/24 25,200 2026-10-17 09:31:10
140.185.212.0/23 24,818 2026-10-17 09:31:10
140.185.25.0/24 24,704 2026-10-17 09:31:10
199.114.46.0/24 24,600 2026-10-17 09:33:42
140.185.2.0/24 24,369 2026-10-17 09:31:10
130.16.41.0/24 24,103 2026-10-17 09:31:07
130.16.45.0/24 23,998 2026-10-17 09:31:07
140.185.57.0/24 23,833 2026-10-17 09:31:10
140.185.234.0/24 23,079 2026-10-17 09:31:10
140.185.227.0/24 22,992 2026-10-17 09:31:10
140.185.224.0/23 22,951 2026-10-17 09:31:10
140.185.172.0/24 22,849 2026-10-17 09:31:10
140.185.223.0/24 22,799 2026-10-17 09:31:10
140.185.188.0/24 22,769 2026-10-17 09:31:10
140.185.215.0/24 22,750 2026-10-17 09:31:10
140.185.38.0/24 22,739 2026-10-17 09:31:10
140.185.174.0/23 22,720 2026-10-17 09:31:10
140.185.20.0/24 22,639 2026-10-17 09:31:10
140.185.37.0/24 22,599 2026-10-17 09:31:10
155.19.112.0/23 22,460 2026-10-17 09:31:16
140.185.240.0/22 22,386 2026-10-17 09:31:10
155.19.107.0/24 22,371 2026-10-17 09:31:16
155.19.108.0/23 22,359 2026-10-17 09:31:16
155.19.86.0/23 22,339 2026-10-17 09:31:16
155.19.88.0/24 22,319 2026-10-17 09:31:16
155.19.124.0/24 22,263 2026-10-17 09:31:16
155.19.121.0/24 22,259 2026-10-17 09:31:16
155.19.85.0/24 22,254 2026-10-17 09:31:16
140.185.239.0/24 22,217 2026-10-17 09:31:10
140.185.173.0/24 21,900 2026-10-17 09:31:10
140.185.150.0/24 21,834 2026-10-17 09:31:10
140.185.208.0/24 21,831 2026-10-17 09:31:10
140.185.22.0/23 21,635 2026-10-17 09:31:10
140.185.52.0/24 21,626 2026-10-17 09:31:10
214.14.244.0/24 21,618 2026-10-17 09:33:57
140.185.35.0/24 21,587 2026-10-17 09:31:10
140.185.250.0/24 21,575 2026-10-17 09:31:10
140.185.247.0/24 21,557 2026-10-17 09:31:10
140.185.60.0/22 21,505 2026-10-17 09:31:10
140.185.128.0/22 21,457 2026-10-17 09:31:10
140.185.36.0/24 21,446 2026-10-17 09:31:10

Showing top 50 of 55 announced prefixes by sample volume.

Frequently Asked Questions

What is AS6040?

AS6040 is an Autonomous System Number assigned to United States Department of Defense (DoD). An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS6040 announce?

AS6040 announces 18.9K IPv4 addresses distributed across 47 routed CIDR prefixes. The network is registered in United States.

Who operates AS6040?

AS6040 is operated by United States Department of Defense DoD. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS6040 registered in?

AS6040 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-10-17 14:39:04 UTC
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