Калькулятор IP подсетей

104.238.72.0-104.238.127.255

104.238.72.0-104.238.79.255
104.238.72.0/21

104.238.80.0-104.238.95.255
104.238.80.0/20

104.238.96.0-104.238.127.255
104.238.96.0/19