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AS138

United States Department of Defense (DoD)

IPs anunciadas
229,120
Prefijos CIDR
151
ASN
AS138

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 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

Network profile

Source: PeeringDB →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed

Principales rangos CIDR

CIDRIPsPTR DensityOrganizaciónPaísStateCity
141.234.0.0/17 32.8K
0.2%
United States Department of Defense DoD US
131.66.192.0/18 16.4K
11.5%
United States Department of Defense DoD US
131.67.128.0/18 16.4K
12.3%
United States Department of Defense DoD US
131.68.128.0/18 16.4K
0.5%
United States Department of Defense DoD US
131.66.64.0/19 8.2K
3.3%
United States Department of Defense DoD US
131.67.64.0/19 8.2K
18.7%
United States Department of Defense DoD US
131.67.128.0/19 8.2K
24.7%
United States Department of Defense DoD US
131.67.192.0/19 8.2K
3.1%
United States Department of Defense DoD US
131.68.0.0/19 8.2K
35.1%
United States Department of Defense DoD US
131.68.64.0/19 8.2K
15.4%
United States Department of Defense DoD US
131.68.160.0/19 8.2K
0.7%
United States Department of Defense DoD US
131.66.16.0/20 4.1K
0.0%
United States Department of Defense DoD US
131.66.32.0/20 4.1K
0.4%
United States Department of Defense DoD US
131.66.112.0/20 4.1K
0.0%
United States Department of Defense DoD US
131.66.176.0/20 4.1K
0.0%
United States Department of Defense DoD US
131.67.16.0/20 4.1K
0.0%
United States Department of Defense DoD US
131.67.32.0/20 4.1K
0.2%
United States Department of Defense DoD US
131.67.176.0/20 4.1K
0.0%
United States Department of Defense DoD US
131.68.48.0/20 4.1K
12.3%
United States Department of Defense DoD US
131.68.112.0/20 4.1K
0.0%
United States Department of Defense DoD US
131.68.128.0/20 4.1K
0.4%
United States Department of Defense DoD US
131.68.192.0/20 4.1K
0.2%
United States Department of Defense DoD US
131.68.240.0/20 4.1K
0.0%
United States Department of Defense DoD US
131.66.16.0/21 2.0K
0.3%
United States Department of Defense DoD US
131.66.48.0/21 2.0K
0.1%
United States Department of Defense DoD US
131.66.96.0/21 2.0K
0.5%
United States Department of Defense DoD US
131.66.136.0/21 2.0K
1.8%
United States Department of Defense DoD US
131.66.152.0/21 2.0K
0.0%
United States Department of Defense DoD US
131.66.168.0/21 2.0K
0.1%
United States Department of Defense DoD US
131.67.8.0/21 2.0K
0.1%
United States Department of Defense DoD US
131.67.16.0/21 2.0K
0.0%
United States Department of Defense DoD US
131.67.40.0/21 2.0K
0.0%
United States Department of Defense DoD US
131.67.72.0/21 2.0K
0.1%
United States Department of Defense DoD US
131.67.80.0/21 2.0K
74.1%
United States Department of Defense DoD US
131.67.104.0/21 2.0K
0.3%
United States Department of Defense DoD US
131.67.120.0/21 2.0K
46.6%
United States Department of Defense DoD US
131.67.168.0/21 2.0K
0.0%
United States Department of Defense DoD US
131.67.232.0/21 2.0K
0.0%
United States Department of Defense DoD US
131.67.240.0/21 2.0K
0.0%
United States Department of Defense DoD US
131.68.40.0/21 2.0K
0.0%
United States Department of Defense DoD US
131.68.48.0/21 2.0K
12.4%
United States Department of Defense DoD US
131.68.96.0/21 2.0K
0.2%
United States Department of Defense DoD US
131.68.144.0/21 2.0K
0.0%
United States Department of Defense DoD US
131.68.200.0/21 2.0K
0.0%
United States Department of Defense DoD US
131.68.216.0/21 2.0K
0.0%
United States Department of Defense DoD US
131.68.248.0/21 2.0K
0.0%
United States Department of Defense DoD US
144.183.200.0/21 2.0K
12.5%
United States Department of Defense DoD US
131.66.12.0/22 1.0K
0.5%
United States Department of Defense DoD US
131.66.28.0/22 1.0K
0.2%
United States Department of Defense DoD US
131.66.56.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.66.108.0/22 1.0K
0.2%
United States Department of Defense DoD US
131.66.128.0/22 1.0K
0.7%
United States Department of Defense DoD US
131.66.148.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.66.152.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.66.160.0/22 1.0K
0.4%
United States Department of Defense DoD US
131.67.0.0/22 1.0K
25.4%
United States Department of Defense DoD US
131.67.24.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.67.36.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.67.52.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.67.64.0/22 1.0K
0.8%
United States Department of Defense DoD US
131.67.88.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.67.116.0/22 1.0K
0.1%
United States Department of Defense DoD US
131.67.164.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.67.224.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.68.32.0/22 1.0K
49.5%
United States Department of Defense DoD US
131.68.60.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.68.108.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.68.152.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.68.196.0/22 1.0K
0.1%
United States Department of Defense DoD US
131.68.212.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.68.216.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.68.236.0/22 1.0K
0.0%
United States Department of Defense DoD US
131.68.240.0/22 1.0K
0.0%
United States Department of Defense DoD US
144.183.32.0/22 1.0K
2.6%
United States Department of Defense DoD US
144.183.128.0/22 1.0K
0.6%
United States Department of Defense DoD US
144.183.196.0/22 1.0K
1.3%
United States Department of Defense DoD US
131.66.0.0/23 512
6.3%
United States Department of Defense DoD US
131.66.6.0/23 512
0.8%
United States Department of Defense DoD US
131.66.10.0/23 512
0.8%
United States Department of Defense DoD US
131.66.26.0/23 512
0.2%
United States Department of Defense DoD US
131.66.104.0/23 512
0.0%
United States Department of Defense DoD US
131.66.134.0/23 512
0.2%
United States Department of Defense DoD US
131.66.144.0/23 512
0.0%
United States Department of Defense DoD US
131.66.156.0/23 512
0.0%
United States Department of Defense DoD US
131.66.164.0/23 512
0.0%
United States Department of Defense DoD US
131.67.4.0/23 512
0.0%
United States Department of Defense DoD US
131.67.28.0/23 512
0.0%
United States Department of Defense DoD US
131.67.32.0/23 512
1.8%
United States Department of Defense DoD US
131.67.50.0/23 512
0.2%
United States Department of Defense DoD US
131.67.56.0/23 512
0.0%
United States Department of Defense DoD US
131.67.62.0/23 512
0.0%
United States Department of Defense DoD US
131.67.70.0/23 512
0.0%
United States Department of Defense DoD US
131.67.92.0/23 512
0.0%
United States Department of Defense DoD US
131.67.98.0/23 512
19.9%
United States Department of Defense DoD US
131.67.100.0/23 512
49.2%
United States Department of Defense DoD US
131.67.114.0/23 512
0.0%
United States Department of Defense DoD US
131.67.162.0/23 512
0.0%
United States Department of Defense DoD US
131.67.228.0/23 512
0.0%
United States Department of Defense DoD US
131.67.250.0/23 512
0.0%
United States Department of Defense DoD US
131.67.254.0/23 512
0.0%
United States Department of Defense DoD US

Prefijos BGP anunciados

Anomalías BGP en vivo →

Prefijos AS138 se origina realmente en BGP, observado a través de nuestros colectores RIPE RIS. Esta vista de enrutamiento en vivo puede diferir de la asignación de registro anterior.

PrefixMuestras de anuncioÚltima vez visto
131.67.0.0/16 5,905 2026-07-31 03:27:29
131.68.0.0/16 5,904 2026-07-31 03:27:29
131.66.0.0/16 5,902 2026-07-31 03:27:29
144.183.32.0/22 5,832 2026-07-31 03:27:29
144.183.128.0/23 5,827 2026-07-31 03:27:29
144.183.196.0/22 5,827 2026-07-31 03:27:29
144.183.15.0/24 5,824 2026-07-31 03:27:29
144.183.20.0/24 5,823 2026-07-31 03:27:29
144.183.227.0/24 5,821 2026-07-31 03:27:29
144.183.17.0/24 5,820 2026-07-31 03:27:29
144.183.127.0/24 5,820 2026-07-31 03:27:29
144.183.16.0/24 5,819 2026-07-31 03:27:29
144.183.200.0/21 5,817 2026-07-31 03:27:29
141.234.0.0/18 5,773 2026-07-31 03:27:29
144.183.130.0/24 5,184 2026-07-31 03:27:29
144.183.131.0/24 5,182 2026-07-31 03:27:29
144.183.216.0/24 5,170 2026-07-31 03:27:29
141.234.64.0/18 5,161 2026-07-31 03:27:29

Frequently Asked Questions

¿Qué es AS138?

AS138 es un Número de Sistema Autónomo asignado a United States Department of Defense (DoD). Un ASN identifica una red que controla un conjunto específico de direcciones IP y determina cómo se enruta el tráfico a través de internet mediante BGP (Border Gateway Protocol).

¿Cuántas direcciones IP anuncia AS138?

AS138 anuncia 229.1K direcciones IPv4 distribuidas en 151 prefijos CIDR enrutados. La red está registrada en United States.

¿Quién opera AS138?

AS138 es operado por United States Department of Defense DoD. La organización tiene su sede en United States. Puedes ver todos los rangos de IP y los ASNs relacionados en la página de la organización.

¿En qué país está registrado AS138?

AS138 está registrado en United States. Esto indica dónde tiene su sede el operador de red, aunque las direcciones IP que anuncia pueden servir a usuarios a nivel global.

Última actualización: 2026-07-31 04:40:32 UTC
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