AS155 — DNIC-AS-00155

AS155 announces 2 IPv4 prefixes covering 512 addresses and 0 IPv6 prefixes.

About this network

A US Department of Defense network (DNIC-AS-00155), registered through the Defense Network Information Center (DNIC), which holds many federal ASNs.

What it's used for

• US government / military networking.

Notable

• A US DoD allocation, not a commercial ISP or host. The low AS number, and the DNIC registration, mark it as an early-internet allocation to the federal government.

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

Announced prefixes

• 131.77.247.0/24
• 205.64.0.0/24

Upstream networks

• AS27064 United States Department of Defense (DoD)

Adjacent networks

• AS27064 United States Department of Defense (DoD)

Routing security

• RPKI: 0 valid, 0 invalid and 2 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 0% of announcements registered; 0 route objects.