How To Know Ip Address Of Laptop

Windows Vista (All Versions): Network and Sharing Center

  1. From the desktop, navigate through; Logo > Control Panel > Network & Internet > View Network Status and Tasks. This will open the 'Network and Sharing Center'.
  2. Select the 'Connection' > 'Local Area Connection' then the 'Status' tab. The 'details' buttonwill provide the IP address and connection information.

Windows Vista (All Versions): ipconfig.exe

Here’s how to find your IP address on Windows machines. Step 1: Open the Windows Command Prompt by searching for CMD in the Windows 10 search box and clicking on the corresponding result. Open the command prompt. Enter the command “ipconfig” for Mac or “ifconfig” on Linux. Your computer will then display its own IP address, subnet mask, gateway address, and more, making it possible for you to determine the network number you’ll be scanning. PC Info is a tool on your computer which makes finding your IP Address and Host Name easier. How do I find PC Info? On Windows 10: Click the Windows Start button in the bottom left corner. Type CDU PC Info into the search box; Select the program 'CDU PC Info' from the returned search results. A window similar to the following will be displayed.

  1. From the desktop, navigate through; Logo > type 'cmd.exe' in the 'Start Search' dialog box . A command prompt window will appear.
  2. At the prompt, type 'ipconfig'. All IP information for all network adapters in use by Windows will be displayed.

Additional Items

Every IP connection has additional information that is associated with it's operation.

The subnet mask is an another 32-bit number that identifies what network the IP address belongs. Computers with IP addresses on the same subnet can talk to each other natively. IP addresses with different subnet masks must communicate through a translating device such as a router to exchange information. A common example of a subnet mask is;

The subnet mask for all IP addresses in use at Logan Hall is and for all of the addresses in Fiji House.

Default gateway is the IP address of another computer that acts as the exit ramp for all traffic leaving the network. The most common use for a default gateway is to allow computers on the network to access the Internet. Corporate environments use a 'proxy server' as a default gateway to filter and protect outgoing network traffic.

The default gateway address for Logan Hall is and for Fiji House.

Every computer with an IP address needs the IP address of a DNS server to resolve names of web-sites on the Internet. Without a proper DNS server and the correct subnet mask, a computer will not be able to access the Internet. All computers on-campus use the same DNS server addresses. Three DNS server addresses are provided for load-balancing and redundancy. These addresses only work while on-campus and not off-campus.

The Penn DNS servers are,, and

- Jason Watkins, 9/2/2007

How to know ip address of laptop windows 10Laptop

One simple way to determine your computer's IP address is to visitwhatsmyip.com. The site will display your IP address and other information about your system. If the page does not appear, you may not have a working internet connection and should try one of the methods below.


  1. Open a command prompt.
    For help navigating, see Get around in Windows.
  2. At the command prompt, enter:

    The IPv4 address will be a series of numbers following the pattern xxx.xxx.xxx.xxx (for example,


  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 (for example, Ethernet, AirPort, Wi-Fi). If you are connected, you'll see your IP address under 'Status:'.

How To Find The Ip Of Computer

Unix-like OS

In many Unix-like operating systems (for example, Ubuntu, RHEL, macOS, BSD), a shared system administration utility known as ifconfig is available to configure, control, and query TCP/IP network interface parameters from a command-line interface (CLI). Typically, ifconfig can only be used under a superuser account in your terminal.

To get your IP address from ifconfig, enter the following:

How To Know Ip Address Of Laptop Windows 7


A list of all your network interfaces will appear. Following the heading of the interface whose IP address you're searching for, you will see a 'inet addr:' section containing your IP address.

You can usually find out more with the command: