What this means
The IEEE assigned the MA-M block 6891D0C to Spraying Systems Co.. 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 68:91:D0:C, it is Spraying Systems Co. hardware.
Frequently Asked Questions
Who owns MAC prefix 6891D0C?
6891D0C is registered to Spraying Systems Co. 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. Spraying Systems Co.'s block covers 1,048,576 addresses.
What devices use 6891D0C?
Any network device with a MAC address starting 68:91:D0:C was manufactured by or for Spraying Systems Co..