Network scanners like Fing are valuable tools in investigative work, particularly for cyber related investigations. These tools can also be invaluable to personal communities in assisting with device and network security, and network management. Network scanners allow users to scan and map a network, identifying all connected devices, their IP addresses, and other essential details like MAC addresses, device types, and open ports. For forensic investigators, tools like Fing can provide a snapshot of all devices connected to a network at a particular time, useful in tracing the origins of a security incident. For home users, network scanning tools can help map out their homes to ensure no outside devices are connected, can be used in hotels or rentals to map devices in unknown properties. Overall, network scanners are essential in proactive network defense and incident response or investigations.