AS348 — DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD)

AS348 announces 8 IPv4 prefixes covering 65,280 addresses and 1 IPv6 prefixes.

About this network

An early US Department of Defense network, allocated from the DNIC-ASBLK-00306-00371 block registered to the DoD Network Information Center (DNIC).

What it's used for

• US military / Department of Defense networking.

Notable

• A US government / DoD network, not a commercial ISP or host. Registered to the DoD Network Information Center (DNIC), which holds many federal ASNs.
• The low AS number reflects an allocation from the internet's earliest years, handed out roughly sequentially.

Interesting

• Part of a contiguous block of AS numbers (306–371) reserved for the DoD, a common pattern for early government allocations.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 55.22.0.0/18
• 55.22.64.0/22
• 55.22.68.0/24
• 55.22.70.0/23
• 55.22.72.0/21
• 55.22.80.0/20
• 55.22.96.0/19
• 55.22.128.0/17
• 2608:14a:2700::/40

Upstream networks

• AS306 United States Department of Defense (DoD)

Adjacent networks

• AS306 United States Department of Defense (DoD)

Routing security

• RPKI: 0 valid, 0 invalid and 17 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 0% of announcements registered; 0 route objects.