macOS port scanning tool that comes with Network Utility Tutorial

For Mac users there is port scanning needs, in fact, macOS Network Utility built a port scanner, which means that if there is no high-level needs, you do not need to install additional third-party port scanning tool (such as nmap) to port scan.

macOS built-in port scanner comes with a graphical interface, operation is very friendly and very easy to use.

First, how to open a port scanning tool

MacOS port scanning feature built-in to the Network Utility, due to the use of this tool is not very frequent, a newer version of macOS has been the Network Utility application from hiding, you do not find it directly from the Finder application icon.

But that actually say the network using the program has been deleted. Its location in / System / Library / CoreServices / Applications / in.

Of course, open the address file path is very troublesome. Open Network Utility The easiest way is to use Spotlight.

Yes, that is macOS built-in search tool.

Hold down the  Command + Space  to bring up the Spotlight

Then search for " Network Utility " or " Network Utility " can be.

This is just a 1.6M gadgets, functionality is very powerful.

Second, the port scan from macOS

Scanning method is very simple.

1. Open the  Network Utility 

2, find a  port scan  this option

3, input to scan IP address or domain name

You can see the target IP or domain name and open a port.

Here I scanned my own MyCloud port open case, it can be said to be very detailed.

macOS built-in port scanner will scan is complete, mark out common scanning service name port, this is very convenient.

Third, pay attention

macOS built a port scan to scan only one host IP, the host can not be achieved paragraph batch scanning, if there is a higher demand, it is recommended that you use this professional nmap port scanning tool.

By default, macOS built-in port scanning tool scans all the IP targets all ports (1-65536), you can adjust the settings range in the figure above.

The test results for reference only, because the target IP firewall is turned on after the situation may be less than the scan.