AS56 — DNIC-AS-00056
AS56 announces 432 IPv4 prefixes covering 7,778,816 addresses and 0 IPv6 prefixes.
About this network
An early US Department of Defense allocation (DNIC-AS-00056), registered through the DoD Network Information Center (DNIC).
What it's used for
- US government / military networking operated under the Department of Defense.
Notable
- A DoD network, not a commercial ISP or host. Registered to the DoD Network Information Center (DNIC), which holds many federal ASNs.
- Announces a large block of legacy DoD address space, reflecting the department's early and extensive presence on the internet.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.
Announced prefixes
- 129.48.0.0/16
- 129.51.3.0/24
- 129.51.5.0/24
- 129.51.100.0/24
- 129.52.0.0/15
- 129.54.0.0/16
- 129.61.0.0/16
- 129.141.0.0/16
- 129.198.0.0/16
- 129.238.0.0/16
- 130.53.0.0/16
- 131.3.0.0/16
- 131.5.48.0/20
- 131.6.0.0/16
- 131.7.0.0/17
- 131.7.128.0/18
- 131.7.192.0/19
- 131.7.224.0/20
- 131.7.240.0/21
- 131.7.248.0/24
- 131.7.250.0/23
- 131.7.252.0/22
- 131.9.0.0/16
- 131.10.0.0/16
- 131.11.0.0/17
- 131.12.0.0/15
- 131.15.16.0/20
- 131.15.32.0/22
- 131.15.116.0/23
- 131.15.119.0/24
- 131.16.80.0/21
- 131.17.0.0/16
- 131.18.1.0/24
- 131.18.98.0/23
- 131.18.104.0/23
- 131.18.128.0/24
- 131.18.176.0/23
- 131.22.0.0/16
- 131.24.0.0/15
- 131.27.0.0/18
- 131.28.0.0/15
- 131.30.0.0/16
- 131.32.0.0/16
- 131.33.120.0/24
- 131.34.0.0/15
- 131.37.0.0/16
- 131.39.0.0/16
- 131.40.0.0/16
- 131.43.9.0/24
- 131.43.10.0/23
- 131.43.14.0/23
- 131.43.16.0/21
- 131.43.28.0/24
- 131.43.30.0/23
- 131.43.32.0/21
- 131.43.40.0/23
- 131.43.42.0/24
- 131.43.46.0/23
- 131.43.48.0/21
- 131.43.56.0/23
- 131.43.58.0/24
- 131.43.62.0/23
- 131.43.64.0/21
- 131.43.72.0/23
- 131.43.74.0/24
- 131.43.78.0/23
- 131.43.80.0/21
- 131.43.88.0/23
- 131.43.90.0/24
- 131.43.110.0/23
- 131.43.112.0/21
- 131.43.120.0/22
- 131.43.124.0/24
- 131.43.126.0/23
- 131.43.128.0/21
- 131.43.136.0/23
- 131.43.138.0/24
- 131.43.142.0/23
- 131.43.144.0/21
- 131.43.152.0/22
- 131.43.158.0/23
- 131.43.160.0/21
- 131.43.168.0/23
- 131.43.170.0/24
- 131.43.190.0/23
- 131.43.192.0/21
- 131.43.200.0/22
- 131.43.206.0/23
- 131.43.208.0/21
- 131.43.216.0/22
- 131.43.222.0/23
- 131.43.224.0/21
- 131.43.232.0/23
- 131.43.234.0/24
- 131.43.238.0/23
- 131.43.240.0/21
- 131.43.248.0/22
- 131.44.0.0/15
- 131.46.0.0/16
- 131.48.0.0/16
and 332 more.
Upstream networks
Adjacent networks
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IPv4
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Search Results
IPv4 Prefixes
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IPv6 Prefixes
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Total Prefixes
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Unique /24s
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⚠ SUSPICIOUS PREFIX ANNOUNCEMENTS DETECTED