La Topología de Internet: el nuevo Territorio (VIII)

¿Quiénes son los únicos que actualmente poseen un IP de clase A? La lista es significativa por sus presencias y sus ausencias:

Amateur Radio Digital Communications,
Apple Computer Inc.,
Army Information Systems Center,
Army National Guard Bureau,
ARPA DSI JPO,
Asia Pacific Network Information Center, Australia,
AT&T,
BBN Planet,
Bell-Northern Research, Canadá
Bolt Beranek and Newman Inc.,
Computer Sciences Corporation,
Defense Information Systems Agency,
Defense Intelligence Agency,
Department of Social Security of UK, Reino Unido
Digital Equipment Corporation,
DLA Systems Automation Center,
DoD Intel Information Systems,
E.I. duPont de Nemours and Co., Inc.,
Eli Lilly and Company,
European Regional Internet Registry, Holanda,
Ford Motor Company,
General Electric Company,
Halliburton Company,
Hewlett-Packard Company,
IBM Corporation,
IBM Global Services,
Internet Assigned Numbers Authority (IANA),
InterNIC Registration,
Interop Show Network,
Japan Inet, Japón.
Joint Tactical Command, Control, and Communications Agency,
Massachusetts Institute of Technology,
Mercedes Benz, Alemania,
Merck and Co., Inc.,
MERIT Network Inc.,
Performance Systems International,
Prudential Securities Inc.,
Public Data Network,
Royal Signals and Radar Establishment, Reino Unido,
SITA - Societé Internationale de Telecommunications Aeronautiques, Francia,
Stanford University,
US Cable Networks,
US Defense Information Systems Agency,
US Postal Service,
Xerox Palo Alto Research Center,
Yuma Proving Ground.