OUI Lookup and Database
Find a device's manufacturer by its MAC address and browse OUIs assignments
Alberto Pedron Connectivity Security
Screenshots
Description
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
What’s new (1.6.6)
* Network db update restored
* Added organization details on tap
* Bundled OUI list updated @ 2026-05-15
* Dependencies update
Anti-features
Properties of this app that are worth knowing about before installing.
- NonFreeNet
Versions
Permissions
What the app asks the system for. Android only grants sensitive access after you confirm it.
- Internet accessSend and receive data over the internet.
- Network stateCheck whether and how the device is connected.
- Prevent sleepingKeep the device from going to sleep.
- Run at startupStart automatically after the device is switched on.
- Foreground serviceKeep running in the background, visible in the status bar.
- ouilookup.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
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