Калькулятор IP подсетей

63.231.128.0-63.231.171.255

63.231.128.0-63.231.159.255
63.231.128.0/19

63.231.160.0-63.231.167.255
63.231.160.0/21

63.231.168.0-63.231.171.255
63.231.168.0/22