What this means
The IEEE assigned the MA-M block 5491AF8 to Hunan Quanying Electronics Co. , Ltd.. 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 54:91:AF:8, it is Hunan Quanying Electronics Co. , Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 5491AF8?
5491AF8 is registered to Hunan Quanying Electronics Co. , Ltd. 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. Hunan Quanying Electronics Co. , Ltd.'s block covers 1,048,576 addresses.
What devices use 5491AF8?
Any network device with a MAC address starting 54:91:AF:8 was manufactured by or for Hunan Quanying Electronics Co. , Ltd..