What is oui?
Use
oui to quickly search any MAC Address or OUI to determine its manufacturer.You can search more than just one address!
Where does the data come from?
oui retrieves its data directly from the source: the IEEE Registration Authority MA-L, MA-M, MA-S, IAB, and CID registries.How frequently is the database updated?
oui updates its database every 12 hours so you can be sure you're getting the latest information.