AS619 — DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)

AS619 announces 1 IPv4 prefixes covering 512 addresses and 0 IPv6 prefixes.

About this network

An early US Department of Defense allocation from the block DNIC-ASBLK-00616-00665, registered to the DoD Network Information Center (DNIC).

What it's used for

• US government / military networking. The generic DNIC block registration doesn't name a specific base or unit.

Notable

• A government / DoD network, not a commercial ISP or host. Part of a contiguous block of DNIC-held ASNs.
• The low AS number reflects an allocation from the internet's earliest years, handed out roughly sequentially.

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

Announced prefixes

• 163.251.120.0/23

Upstream networks

• AS27066 United States Department of Defense (DoD)

Adjacent networks

• AS27066 United States Department of Defense (DoD)

Routing security

• RPKI: 0 valid, 0 invalid and 2 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 50% of announcements registered; 1 route objects.
• Listed in as-sets: AS2914:AS-3908-DOWNSTREAMS.