DHCPLogView NirSoft

DHCPLogView is a tool for Windows that monitors the DHCP requests sent by every device connect to your network and displays the information on the main window. For every device that connects your network the following information is displayed: DHCP Request Time, MAC Address, MAC Address Company, Requested IP Address, Host Name, Vendor Class ID, User Class, PRL Bytes (Parameter Request List), and the operating system of the device (For common versions of Windows and Android)