What this means
The IEEE assigned the MA-M block 04585DC to Rexon 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 04:58:5D:C, it is Rexon Technology hardware.
Frequently Asked Questions
Who owns MAC prefix 04585DC?
04585DC is registered to Rexon 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. Rexon Technology's block covers 1,048,576 addresses.
What devices use 04585DC?
Any network device with a MAC address starting 04:58:5D:C was manufactured by or for Rexon Technology.