MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
How do I find the MAC Address on Mac OS X?
- Open System Preferences .
- Select Network .
- In the left of the "Network" window that opens, click the name of your connection ( AirPort , Wi-Fi , or Ethernet ).
- Click Advanced .
- Go to the Hardware tab.
- The address is the string of letters and numbers next to MAC Address