: The most common method, where the scanner sends an ICMP Echo Request ("ping") to every IP in the range. If a device is "live," it sends back an Echo Reply.
An is a critical network management tool used by IT professionals and home users alike to discover and analyze every device connected to a specific network. By probing a range of IP addresses, these tools provide a real-time inventory of active hosts, helping to ensure network security and operational efficiency. How an IP Scanner Works
: Scanners can identify "Shadow IT"—unauthorized devices like personal smartphones or rogue access points—that may bypass corporate security policies.