Калькулятор IP подсетей

31.131.0.0-31.131.6.255

31.131.0.0-31.131.3.255
31.131.0.0/22

31.131.4.0-31.131.5.255
31.131.4.0/23

31.131.6.0-31.131.6.255
31.131.6.0/24