MAC Address Lookup

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


Cisco Systems, Inc

MAC prefix: BC:5A:56

Vendor name: Cisco Systems, Inc

MAC range: BC:5A:56:00:00:00 - BC:5A:56:FF:FF:FF

Block Size: 16777215 (16.77 M)


80 West Tasman Drive
San Jose CA 94568

Type MA-L

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

Initial registration: 07 February 2020

Country US map