How to find your computer's IP address

PC

Mac

 

Windows NT, 2000, XP, and Vista

To see what IP address your computer is using:

  1. Click Start, and then select All Programs (XP and Vista) or Programs (NT and 2000).

  2. Select Accessories, and then Command Prompt (2000, XP, and Vista), or Command Prompt (NT).

  3. At the command prompt, enter: ipconfig

    The IP address (or IPv4 address is you are using Windows Vista) will be a series of numbers following the pattern xxx.xxx.xxx.xxx, for example, 156.56.27.32.

  4. To close the command prompt, enter: exit

 

Mac OS or Mac OS X

To find the IP address of a Mac OS or Mac OS X computer:

OS X 10.5

  1. From the Apple menu, select System Preferences... . In System Preferences, from the View menu, select Network.

  2. In the Network preference window, click a network port (e.g., Ethernet, AirPort, Modem). If you are connected, you'll see its IP address under "Status:".

OS X 10.3 or 10.4

  1. From the Apple menu, select Location and then Network Preferences... .

  2. In the Network Preference window, next to "Show:", select Network Status. You'll see your network status and your IP address displayed.

OS X 10.2.x

  1. From the Apple menu, select Location and then Network Preferences... .

  2. In the Network Preference window, next to "Show:", select how you're connected to the Internet (e.g., Built-in Ethernet, AirPort, Internal Modem).

  3. Click the TCP/IP tab; the IP address is next to "IP Address:".

OS X 10.1.x and earlier

  1. From the Apple menu, select System Preferences... .

  2. In the System Preferences window, click Sharing. If you don't see its icon, click Show All first.

  3. Your IP address will be at the bottom of the window.

Mac OS 9.x or earlier

  1. From the Apple menu, select Control Panels, and then select TCP/IP.

  2. You'll see your IP address in the TCP/IP window.