Калькулятор IP подсетей 65.21.28.160-65.21.29.255
65.21.28.160-65.21.28.191
65.21.28.160/27
65.21.28.192-65.21.28.255
65.21.28.192/26
65.21.29.0-65.21.29.255
65.21.29.0/24
