MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Citizen Watch Co., Ltd.
MAC prefix: 00:0C:AC
Vendor name: Citizen Watch Co., Ltd.
MAC range: 00:0C:AC:00:00:00 - 00:0C:AC:FF:FF:FF
Block Size: 16777215 (16.77 M)
Nishi-Tokyo-shi Tokyo 188-8511
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 11 April 2003
Last updated: 17 November 2015