170.18.0.0 170.18.255.255 Banco Santander 170.25.0.0 170.25.255.255 Grupo Financiero GBM-Atlantico 170.51.0.0 170.51.255.255 CTI Compania de Telefonas del Interior S.A. 170.66.0.0 170.66.255.255 Banco Do Brasil SA 170.70.0.0 170.70.255.255 BANCO DE MEXICO 170.155.0.0 170.155.255.255 Gobernacion de la Provincia de Buenos Aires 170.169.0.0 170.169.255.255 Grupo Financiero Serfin 170.210.0.0 170.210.255.255 Red de Interconexion Universitaria