Калькулятор IP подсетей

57.129.65.0-57.129.71.255

57.129.65.0-57.129.65.255
57.129.65.0/24

57.129.66.0-57.129.67.255
57.129.66.0/23

57.129.68.0-57.129.71.255
57.129.68.0/22