Network Utility
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Network Utility

Network Utility was an application included with macOS up to MacOS Catalina that provided a variety of tools that could be used related to computer network information gathering and analysis. Starting with macOS Big Sur the application is no longer included and was replaced with a message that it has been deprecated .[1][2]

Network Utility shows information about each of your network connections, including the Mac Address of the interface, the IP address assigned to it, its speed and status, a count of data packets sent and received, and a count of transmission errors and collisions.


The available services or tools found in the Network Utility:

Actionable Items

Examples of what the Network Utility can help with:

Port scan information

Network Utility uses the tools supplied in the unix directories for most of its functions, however for the port scan it uses a unix executable in its resources folder, stroke, found at Network

How To Open It

  • In OS X Mavericks and macOS, Network Utility is in /System/Library/CoreServices/Applications.
  • In OS X Mountain Lion, Lion, and Snow Leopard, Network Utility is in the Utilities folder of your Applications folder.
  • Find Network Utility using Spotlight (software)



  1. ^ "Network Utility Deprecated in macOS Big Sur". Retrieved 2020.
  2. ^ "macOS 11.0 Big Sur: The Ars Technica review". Retrieved 2020.
  1. "About Network Utility". Apple Support. Retrieved 2016.
  2. Josh. "Mac Network Utility". Twelve36. Archived from the original on March 12, 2017. Retrieved 2017.
  3. Galt, John. "Where did "Network Utility" go?". Retrieved 2013.

  This article uses material from the Wikipedia page available here. It is released under the Creative Commons Attribution-Share-Alike License 3.0.



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