This tells me right away that the network has 254 usable IP address and the subnet mask should be 255.255.255.0. IP Network Calculator details this information.

Learn how to change the Subnet Mask in Windows 11/10 using Settings, Control Panel, PowerShell and your browser. Subnet Mask divides IP address into two segments.

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?

Remember the Subnet Mask and Default Gateway as these numbers stay the same. For your IP address, you typically only need to change the last block of digits of the IPv4 Address.

The mask Class A subnet masks must start with 255.0.0.0 at a minimum, because the whole first octet of an IP address (the IP address describes the specific location on the network) is used to ...

One of the most prevalent problems with IP networks occurs when IP subnet masks are incorrect. This seems to happen frequently because the concept of the subnet mask is not understood accurately. In ...

Changing your computer’s IP address isn’t complicated, but it involves more than a single step. Here’s how to do change your address in both Windows and MacOS.