MAC Address Lookup Tool

Search the IEEE database of MAC addresses to find the vendor that owns the organizationally unique identifier assignment.

Note: Some manufacturers subcontract components, thus making company identification unclear at times

MAC Address:  

Enter the partial (first six characters) or full MAC address in any of the following formats:
XXXXXX, XX:XX:XX, XX-XX-XX or XXXXXXXXXXXX, XX:XX:XX:XX:XX:XX, XX-XX-XX-XX-XX-XX

wikiHow tutorial describing how to find your MAC address