OUI Lookup and Database
Find a device's manufacturer by its MAC address and browse OUIs assignments
v1.6.7 GPL-3.0-only Free & Open-Source
2.9 MB
What's New in v1.6.7
* Made the data update process more reliable
* Fixed an issue with data updates on devices using non-English languages
* Updated the built-in manufacturer database (October 4, 2026)
* Improved compatibility with Android 17
About 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
Version History
| Version | Released | Size |
|---|---|---|
| 1.6.7 | Oct 6, 2026 | 2.9 MB |
| 1.6.6 | May 20, 2026 | 2.9 MB |
| 1.6.5 | Jul 24, 2025 | 2.7 MB |
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