Калькулятор IP подсетей

172.64.0.0-172.64.175.255

172.64.0.0-172.64.127.255
172.64.0.0/17

172.64.128.0-172.64.159.255
172.64.128.0/19

172.64.160.0-172.64.175.255
172.64.160.0/20