Калькулятор IP подсетей

104.21.70.0-104.21.91.255

104.21.70.0-104.21.71.255
104.21.70.0/23

104.21.72.0-104.21.79.255
104.21.72.0/21

104.21.80.0-104.21.87.255
104.21.80.0/21

104.21.88.0-104.21.91.255
104.21.88.0/22