Greetings.
Welcome to IP Calculator.
This application will help you to calculate
1. Network address
2. Subnet mask
3. First usable host
4. Last usable host
5. Broadcast address

from an given IP.

This apps will work with or without CIDR value.
The all calculation has been justified by a network specialist.
So you can depend on it.

Also this application show the full calculation in both Decimal and Binary format.

If you have any suggestion please feel free to inform me.

Thank you.
Regards
Juboraj Sarker