Windows find all listening ports

Config Server Firewall. The output shows you which applications are using each active connection and ports need administrative privileges. Displays network statistics, such as the Errors, the number of bytes, and packets sent and received. Display data for a specific protocol e. Sets Time interval in seconds to automatically update the output. Netstat has many different parameters. This tutorial will only use three of them. Open up an elevated command prompt cmd. Run netstat -a to find all of the listening and established connections on the PC.

By default, netstat only returns listening ports. Using the -a parameter tells netstat to return listening and established connections. Now run netstat -an. You should now see that any names in the output have been turned into IP addresses. By default, netstat attempts to resolve many IP addresses to names. To find that, use the -b switch. Using the -b switch requires an elevated command prompt or PowerShell prompt. You will get the error The requested operation requires elevation if you use the -b switch in a non-elevated prompt.

Netstat is short for network statistics. In that case, follow these steps:. This tool has been around for quite a while and is available for Windows Note: Ensure you download the correct version.

They have bit and bit versions. The app is portable. Simply unzip the folder, then run the executable file.