Калькулятор IP подсетей

54.89.58.0-54.89.65.255

54.89.58.0-54.89.59.255
54.89.58.0/23

54.89.60.0-54.89.63.255
54.89.60.0/22

54.89.64.0-54.89.65.255
54.89.64.0/23