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Based on the IP address and subnet mask input from the user, the following values are calculated:
#1. Network address
#2. Broadcast address
#3. Number of valid hosts
#4. Wildcard mask
#5. Number of mask bits (CIDR notation)
#6. Random IP addresses from the subnet.
The Internet Protocol Address Calculator is an open-source java-based tool. This calculator will assist network administrators to perform calculations over both IPv4 and IPv6 address space. A handy whois search client is also integrated into this tool.