You may not know it, but the IPv4 address of your computer contains tons of useful information about whatever Wi-Fi network you’re on. By knowing what your IPv4 address and subnet mask are telling you, you can easily scan the whole network range, locate the router, and discover other devices on the same network.

While IP addresses like 192.168.0.5/24 may look familiar to you, the IP address assigned to your computer by the router is actually telling you a lot about the network itself. If we didn’t know anything at all about which network we were on, we might have a hard time running a… more


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