gives a list of strings specifying the current IP addresses associated with the computer on which the Wolfram System is being run.


  • $MachineAddresses gives {} if no network address is defined, so that the computer is effectively "offline".
  • $MachineAddresses will typically give a list with one element for each network adapter on your computer.
  • If a network configuration is changed, the value of $MachineAddresses may change during the course of a single Wolfram System session.


Basic Examples  (1)

List the IP address associated with each connected network adapter:

Disconnecting an adapter will remove its entry from the list:

Introduced in 2007