AS518 — DNIC-AS-00518

AS518 announces 7 IPv4 prefixes covering 7,424 addresses and 2 IPv6 prefixes.

About this network

A US Department of Defense network (DNIC-AS-00518), registered to the Defense Network Information Center (DNIC).

What it's used for

• US government / military networking. The specific unit is not identifiable from public registry data.

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 early-internet allocation from the DoD's large block of sequentially assigned numbers.

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

Announced prefixes

• 199.9.178.0/23
• 199.9.180.0/22
• 199.9.224.0/23
• 199.9.226.0/24
• 199.9.228.0/22
• 199.9.232.0/21
• 199.9.240.0/21
• 2001:480:421::/48
• 2001:480:1610::/48

Upstream networks

• AS668 United States Department of Defense (DoD)

Adjacent networks

• AS668 United States Department of Defense (DoD)