OUI Lookup
OUI and MAC address lookup

OUI Lookup is a website that provides up-to-date information about MAC Addresses and OUI Vendors. Using the search bar, you can look for a OUI and find all vendors associated with the information you provided.
We also provide informational tutorials on how to find MAC addresses for your favourite operating systems and devices such as Windows or Linux.
How to use
Using the search bar : the search bar can be used to search for mac addresses as well as vendors (with partial or exact matching)
OUI accepted formats : xxxxxx, xx:xx:xx or xx-xx-xx (e.g 01:ac:45)
Formats containing the device specific identifier are also allowed : xx:xx:xx:xx:xx:xx or xx-xx-xx-xx-xx-xx (e.g 01:ac:45:10:30:15)
Vendor accepted formats : exact matching (e.g "Cisco") as well as partial matching (e.g "cis")
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