Calculate broadcast address and network address from an IP address and netmask:

Enter your IP address:	...
Enter your subnet mask:	...

Answer:

Broadcast Address:
Network Address:

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Calculate a netmask from the mask length:

Enter your netmask length:

Answer:

...

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Calculate the mask length from the netmask:

Enter your netmask:

.. .

Answer: 

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Determine if a host is on the same network with a second host:

Enter your IP address:	.. .
Enter your subnet mask:	.. .
Enter the second host’s IP address:	.. .

Answer: 

 

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Convert decimal IP address to hex:

Enter your IP address:

.. .

Answer: