What this means
The IEEE assigned the MA-M block BC6641C to Shenzhen Crave Communication Co.,ltd. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting BC:66:41:C, it is Shenzhen Crave Communication Co.,ltd hardware.
Frequently Asked Questions
Who owns MAC prefix BC6641C?
BC6641C is registered to Shenzhen Crave Communication Co.,ltd in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Shenzhen Crave Communication Co.,ltd's block covers 1,048,576 addresses.
What devices use BC6641C?
Any network device with a MAC address starting BC:66:41:C was manufactured by or for Shenzhen Crave Communication Co.,ltd.