We found several utilities to help calculate IP subnets, subnet ranges, and CIDR addressing. IP Subnet Calculator (free) is a good, basic subnet calculator that shows available subnets based on IP ...

The key to being a good network administrator is understanding how your network is set up and the IP address scheme. IP Network Calculator is a good assistant. IP Network Calculator is a free Android ...

I have an Excel spreadsheet containing IP addresses and subnet masks. I need to derive the subnet of each IP address in the spreadsheet.<BR><BR>Example: IP (column A): 10.1.230.84, Subnet Mask (column ...

Is there an easy way (like via a .Net library) that allows me to get the IP address and subnet mask of the local machine that the application is running on?

Your IP address is something you usually don't need to think about—in fact you might never have heard of it before—but it's an important little piece of information attached to every device on your ...