Devices with MAC addresses that start with 00-0C-3F were manufactured by Cogent Defence & Security Networks,

Device ManufacturerCogent Defence & Security Networks,
Meadows Road,
Newport, South Wales, NP19 4SS
Estimated Devices with 00-0C-3F16256250
Estimated Total Devices From Mfg16256250
Other MAC Addresses
Address Examples