What this means
The IEEE assigned the MA-M block 08ED021 to Imperx, Inc. 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 08:ED:02:1, it is Imperx, Inc hardware.
Frequently Asked Questions
Who owns MAC prefix 08ED021?
08ED021 is registered to Imperx, Inc 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. Imperx, Inc's block covers 1,048,576 addresses.
What devices use 08ED021?
Any network device with a MAC address starting 08:ED:02:1 was manufactured by or for Imperx, Inc.