Калькулятор IP подсетей

208.97.144.0-208.97.183.255

208.97.144.0-208.97.159.255
208.97.144.0/20

208.97.160.0-208.97.175.255
208.97.160.0/20

208.97.176.0-208.97.183.255
208.97.176.0/21