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IPv4 Subnetting Practice

If you understand computer networking and know how IPv4 subnetting works, why don’t you practice IPv4 subnetting here?

Given IP Address:

Solve for network, mask, start host, end host, and broadcast address.

If you would like an offline copy of a subnet practicing app, here’s a zip file which contains a self-contained HTML file. Double-click in the HTML file and you can begin practicing.

ipv4subnet.zip

Have fun!