OUI Lookup and Database

With OUI Lookup you can figure out who manufactured a device simply by inserting its MAC address in the search bar. You can also search for a manufacturer and see its assigned OUIs. Features: • Trusted source - The database is sourced from the IEEE to be as correct and updated as possible. • Works Offline - OUI Lookup works completely offline, an internet connection is only needed to update the database. • Bulk lookup - You can paste a comma/semicolon/whitespace/new line separated list of MAC Addresses to perform a multiple lookup. • Auto-paste from the clipboard when there is one or more MAC addresses • Dark theme is supported