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TCPView - Portable Endpoint Process Monitor

tcpview-screenshotTCPView is a portable tool that can be used to display a detailed list and current state of all TCP and UDP endpoint connections and the process name running each endpoint. It provides more informative information than the Netstat program that ships with Microsoft Windows and includes a command line version called Tcpvcon that offers the same functionality.

PC Wizard - Portable Diagnostics and Benchmarking

PC WizardPC Wizard is a free benchmarking software and diagnostics utility that includes some great tools. It can be used to detect and analyze or test computer hardware, display complete system information and even benchmark parts of your computer system.

IPNetInfo - Retrieve IP Address Information

IPNetInfoIPNetInfo is a neat little free IP lookup tool that allows users to retrieve all of the available information about an IP address. Important information including the owner of the IP address, country and state, IP address range, contact information (address, phone, fax, email) and more.