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:

Calculate a netmask from the mask length.

Enter your netmask length:
Answer: .. .

Calculate the mask length from the netmask

Enter your netmask .. .
Answer:

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:

 

 

Last update: Tuesday, May 01, 2001 11:55