Developer's description:

SoftPerfect Network Scanner is a fast universal IPv4/IPv6 scanner intended for both system administrators and general users interested in computer security. The software can ping computers, scan ports, discover shared folders and comes with flexible filtering and display options. Fully supports both IPv4 and IPv6 discovery. Performs a ping sweep and displays live devices. Detects hardware MAC-addresses, even across routers, writable and hidden shared folders, internal and external IP addresses. Retrieves any system information via WMI, remote registry, file system and service manager, currently logged-on users, configured user accounts, uptime, etc. Scans for listening TCP ports, some UDP and SNMP services. Supports remote SSH, PowerShell and VBScript command execution, Wake-On-LAN, remote shutdown and sending network messages. Launches external third party applications. Exports results to HTML, XML, JSON, CSV and TXT. Integrates with Nmap for OS discovery, vulnerability tests, and much more. Can be run from a USB flash drive without installation. Download from www.softperfect.com