in Network, Windows

How to find out IP address by MAC address

Sometimes you may have a MAC address but need to figure out the IP address. If you have access to a computer on the same network you may be able to look it up using the arp command (works on both Windows and Linux):

arp -a

You will see a list similar to this:

Interface: 192.168.1.141 --- 0xb
  Internet Address      Physical Address      Type
  192.168.1.1            00-40-4c-15-ca-b1     dynamic
  192.168.1.6            00-10-ae-1d-e6-2b     dynamic
  192.168.1.15           00-34-2a-d2-90-e9     dynamic
  192.168.1.50           00-23-29-d6-cb-11     dynamic
...

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