What this means
The IEEE assigned the MA-M block 1CFD086 to A&B Technology. 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 1C:FD:08:6, it is A&B Technology hardware.
Frequently Asked Questions
Who owns MAC prefix 1CFD086?
1CFD086 is registered to A&B Technology 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. A&B Technology's block covers 1,048,576 addresses.
What devices use 1CFD086?
Any network device with a MAC address starting 1C:FD:08:6 was manufactured by or for A&B Technology.