AS56

Name: AS56 — United States Department of Defense (DoD)
Creator: ipdex

United States Department of Defense (DoD) Unknown registered in United States

922IPv4 prefixes

0IPv6 prefixes

#12,724AS Rank

#36Rank in United States

1985-12-18Allocated

United States Department of Defense (DoD) (AS56) — Unknown, registered in United States. announces 922 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #36. Allocated: 1985-12-18.

IPv4 922IPv6 0

Announced prefixes · 922

v4 140.175.214.0/24 unknown
v4 140.19.48.0/22 unknown
v4 140.19.56.0/22 unknown
v4 143.140.0.0/21 unknown
v4 143.140.10.0/24 unknown
v4 143.140.128.0/19 unknown
v4 143.140.160.0/20 unknown
v4 143.140.32.0/19 unknown
v4 143.140.8.0/23 unknown
v4 143.141.100.0/22 unknown
v4 143.141.104.0/22 unknown
v4 143.141.112.0/24 unknown
v4 143.141.113.0/24 unknown
v4 143.141.114.0/24 unknown
v4 143.141.115.0/24 unknown
v4 143.141.116.0/24 unknown
v4 143.141.117.0/24 unknown
v4 143.141.118.0/24 unknown
v4 143.141.119.0/24 unknown
v4 143.141.128.0/22 unknown
v4 143.141.136.0/21 unknown
v4 143.141.160.0/20 unknown
v4 143.141.176.0/20 unknown
v4 143.141.192.0/18 unknown
v4 143.142.0.0/18 unknown
v4 143.142.106.0/24 unknown
v4 143.142.160.0/20 unknown
v4 143.142.96.0/21 unknown
v4 143.144.0.0/16 unknown
v4 143.145.0.0/16 unknown
v4 143.146.0.0/18 unknown
v4 143.146.224.0/19 unknown
v4 143.146.64.0/18 unknown
v4 143.147.0.0/19 unknown
v4 143.147.112.0/21 unknown
v4 143.147.120.0/21 unknown
v4 143.147.128.0/19 unknown
v4 143.147.160.0/19 unknown
v4 143.147.192.0/19 unknown
v4 143.147.240.0/21 unknown
v4 143.147.32.0/20 unknown
v4 143.147.48.0/20 unknown
v4 143.147.88.0/21 unknown
v4 143.147.96.0/21 unknown
v4 143.156.224.0/19 unknown
v4 143.156.64.0/18 unknown
v4 143.157.48.0/20 unknown
v4 143.157.88.0/21 unknown
v4 143.158.0.0/16 unknown
v4 143.158.122.0/24 unknown

— Routing status unavailable

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	934
2026-06-13	934
2026-06-14	936
2026-06-16	933
2026-06-17	935
2026-06-19	932
2026-06-20	922

AS topology · Customer cone 1

Providers · 2

AS27064 United States Department of Defense (DoD)
AS27065 United States Department of Defense (DoD)

Embed this on your site

Free badges and live charts — they update as the index does. No key, link back to ipdex.

Badge

Markdown

[![AS56 on ipdex](https://ipdex.io/badge/asn/56.svg)](https://ipdex.io/asn/AS56/)

HTML

<a href="https://ipdex.io/asn/AS56/"><img src="https://ipdex.io/badge/asn/56.svg" alt="AS56 on ipdex"></a>

Live chart (iframe)

<iframe src="https://ipdex.io/embed/asn/56" width="680" height="260" frameborder="0" scrolling="no" title="ipdex chart" style="border:0;max-width:100%"></iframe>

oEmbed-enabled: paste the page URL into platforms that support oEmbed and the chart embeds automatically.