Калькулятор IP подсетей

138.197.165.0-138.197.175.255

138.197.165.0-138.197.165.255
138.197.165.0/24

138.197.166.0-138.197.167.255
138.197.166.0/23

138.197.168.0-138.197.175.255
138.197.168.0/21