PingTools - useful set of network tools. The interface is very simple and at the same time you get the most information.
The program includes such utilities:
• Ping - a tool needs no description. You can use a standard set of parameters, as well as additional features such as TCP and HTTP ping. Background work and sound notifications will enable you to monitor the state of the remote host without being distracted.
• Traceroute - an indispensable tool for system administrators. Shows the route on which the packets are from your device to the target host.
• Port scanner - a powerful multi-threaded TCP ports scanner. With this tool you can get a list of open ports on a remote device, as well as find out what programs use it.