MAC Address Vendor Lookup

I find myself looking up mac addresses semi-regularly, trying to find the vendor behind a device connected to our equipment at a customer’s house, or looking through logs and trying to identify devices attempting to connect to our wireless APs. I tend to default to using the MAC / OUI Lookup tool at aruljohn.com, but after a few failed attempts, I started looking for source lists after noticing they may not keep their database updated.

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