Калькулятор IP подсетей

67.205.0.0-67.205.55.255

67.205.0.0-67.205.31.255
67.205.0.0/19

67.205.32.0-67.205.47.255
67.205.32.0/20

67.205.48.0-67.205.55.255
67.205.48.0/21