This is a frozen OID (no more child OIDs can be added to the existing ones).
Description:
Department Of Defense open system interconnection NETwork (DODNET)
Information:
According to IETF RFC 1155, "As of this writing, the Department of Defense (DoD) has not indicated how it will manage its subtree of OBJECT IDENTIFIERs. This memo assumes that DoD will allocate a node to the Internet community, to be administered by the Internet Activities (sic) Board (IAB) as follows: internet OBJECT IDENTIFIER ::= {iso org(3) dod(6) 1}."