What this means
The IEEE assigned the MA-M block E05A9FD to Mountz, 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 E0:5A:9F:D, it is Mountz, Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix E05A9FD?
E05A9FD is registered to Mountz, 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. Mountz, Inc.'s block covers 1,048,576 addresses.
What devices use E05A9FD?
Any network device with a MAC address starting E0:5A:9F:D was manufactured by or for Mountz, Inc..