The subnet addresses are 32-bit compounds, ie 4 bytes, this app helps you configure the division of these bits according to size of the desired network.
Features:
   - IP address in binary.
   - Network mask in binary.
   - Binary network IP.
   - Number of hosts.
   - Number of subnets.
   - Mascara.
   - Network IP.
   - IP address class.
   - Broadcast address.

Advantages of subdivision networks
    - Less broadcast
    - Management and maintenance of networks easier
    - More safety