MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address


Cisco Systems, Inc

OUI prefix: 84:3D:C6

Vendor name: Cisco Systems, Inc


80 West Tasman Drive
San Jose CA 94568

Assignment Type MA-L

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Initial registration: 11 June 2016

MAC Address Vendor Country US map