From the KnowledgeBase
There are several simple ways to determine the hostname and/or IP address of your computer.
To find the hostname of your computer if you are ON CAMPUS
The Princeton Host Database will show you the hostname of your computer in
the Name field at the top.
What is the hostname and IP address of my computer?
The OIT Help Desk page will also show you the hostname of your computer if
you are on campus and connected to Ethernet.
Look for the You are connecting from....
To find the hostname of your Windows computer from OFF CAMPUS or connected VIA WIRELESS
- Log into your Windows domain computer
- From the Start menu, Right-click on Computer
- From the menu that appears, select Properties
- Scroll down to find the information next to Computer Name
Macintosh OS X computers - alternate method
These instructions will help you determine the hardware (a.k.a MAC or ethernet) address of your computer. Entering this address into the Host Database search page will return the hostname of the computer if the computer has been registered correctly in the Host Database.
- From the Apple Menu, select System Preferences
- Select the Wi-Fi interface from the list at left. If Wi-Fi is not in the list, select the active Ethernet interface that appears nearest the top of the list. Active Ethernet interfaces are marked with a green bullet and an Ethernet icon. Below is an example:
- Click the Advanced button
- Select the Hardware tab, and note the MAC address
- Go to http://www.net.princeton.edu/hostmaster/viewing.html
- Enter the MAC address into the Hardware Address field and click Lookup
To find your IP address
Open a web browser and go to the www.whatismyip.org web site. If available, domain membership will also be shown.