The Wireshark OUI lookup tool provides an easy way to look up OUIs and other MAC address prefixes. It uses the Wireshark manufacturer database, which is a list of OUIs and MAC addresses compiled from a number of sources.
Directions:
Type or paste in a list of OUIs, MAC addresses, or
descriptions below. OUIs and MAC addresses may be colon-, hyphen-, or
period-separated.
Examples:
0000.0c
08:00:20
01-00-0C-CC-CC-CC
missouri