[200.0],
[200.1],
[200.2],
[200.3],
[200.4],
[200.5],
[200.6],
[200.7]
[200.8 no record]
[200.9],
[200.10],
[200.11],
[200.12],
[200.13],
[200.14]
200.15.0.0 - 200.15.255.0 Rice University-Sesquinet (NETBLK-SESQUI-MEX)
[200.16]
200.17.0.0 - 200.20.255.0 RNP (Brazilian Research Network) (NETBLK-BRAZIL-BLK1)
200.21.0.0 - 200.21.255.0 TELECOM - EMPRESA NACIONAL DE TELECOMUNICACIONES (NETBLK-SAITEL-CO)
200.22.0.0 - 200.22.255.0 Red de Computadores S.A. (NETBLK-RDC-NET)
200.23.0.0 - 200.23.255.0 ITESM Campus Monterrey/MEXnet (NETBLK-MEXNET-BLK)
[200.24]
200.25.0.0 - 200.25.127.255 InterRed, Columbia (NETBLK-CETCOL)
200.26.0.0 - 200.26.127.0 STARTEL S.A., Argentina (NETBLK-STARTEL-BLK)
200.27.0.0 - 200.27.255.0 RdC (NETBLK-RDC-B2-CL)
200.28.0.0 - 200.28.255.0 Chilean National Universities Network (NETBLK-REUNA-BLK)
[200.29],
[200.30],
[200.31],
[200.32]
200.33.0.0 - 200.33.255.0 NIC-Mexico (NIC-MEXICO-33)
200.34.0.0 - 200.34.255.0 MEXnet - Network Information Center Mexico (NETBLK-NIC-MEXICO-2)
[200.35]
200.36.0.0 - 200.36.255.0 MEXnet - Network Information Center Mexico (NETBLK-NIC-36-MEXICO)
200.37.0.0 - 200.37.255.0 Telefonica del Peru (NETBLK-UNIRED)
200.38.0.0 - 200.38.255.0 Network Information Center Mexico (NETBLK-NETBLK-NIC-MEXICO-3);
[200.38],
[200.39]
200.40.0.0 - 200.40.31.0 Administracion Nacional de Telecomunicaciones - A.N.TEL., Uruguay (NETBLK-URUGUAYNET)
[200.41]
200.42.0.0 - 200.42.31.255 Prima S.A., Argentina (NETBLK-PRIMA-BLK-1)
200.43.0.0 - 200.43.191.255 Telintar S.A. - UON, Argentina (NETBLK-TLUON)
200.44.0.0 - 200.44.127.255 CANTV Servicios, Venezuela (NETBLK-CANTV-SERV-1)
[200.45]
200.46.0.0 - 200.46.63.255 Sinfonet, Panama (NETBLK-SINFONET)
200.47.0.0 - 200.47.63.255 Comsat Argentina S.A. (NETBLK-NETBLK-COMSAT-AR-10)
200.48.0.0 - 200.48.127.255 Telefonica del Peru (NETBLK-UNIRED-2BLK)
[200.49],
[200.50]
200.51.0.0 - 200.51.63.255 TELINTAR UOS (NETBLK-TELINTAR-UOS4-AR)
200.52.0.0 - 200.52.255.255 Network Information Center Mexico (NETBLK-NIC-MEXICO-4)
200.128.0.0 - 200.255.255.0 RNP (Brazilian Research Network) (NETBLK-BRAZIL-BLK2)