212.147.0.0 - 212.147.127.255 (CH-VTX-990330) PROVIDER; CH 212.147.0.0 - 212.147.31.255 (CH-VTX) VTX Services SA; Internet Service Provider - Switzerland; CH 212.147.85.0 - 212.147.85.31 (CH-VTX) VTX Services SA - CUSTOMER; Internet Service Provider - Switzerland; SmalNet Sarl - Switzerland; CH