Калькулятор IP подсетей

128.199.162.0-128.199.175.255

128.199.162.0-128.199.163.255
128.199.162.0/23

128.199.164.0-128.199.167.255
128.199.164.0/22

128.199.168.0-128.199.175.255
128.199.168.0/21