Калькулятор IP подсетей

18.239.78.0-18.239.91.255

18.239.78.0-18.239.79.255
18.239.78.0/23

18.239.80.0-18.239.87.255
18.239.80.0/21

18.239.88.0-18.239.91.255
18.239.88.0/22