What this means
The IEEE assigned the MA-M block 50A4D0A to Changsha SinoCare, 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 50:A4:D0:A, it is Changsha SinoCare, Inc hardware.
Frequently Asked Questions
Who owns MAC prefix 50A4D0A?
50A4D0A is registered to Changsha SinoCare, 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. Changsha SinoCare, Inc's block covers 1,048,576 addresses.
What devices use 50A4D0A?
Any network device with a MAC address starting 50:A4:D0:A was manufactured by or for Changsha SinoCare, Inc.