What this means
The IEEE assigned the MA-S block 8C1F64373 to Pin Kuan Technology 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 8C:1F:64:37:3, it is Pin Kuan Technology Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 8C1F64373?
8C1F64373 is registered to Pin Kuan Technology Co., Ltd. in the IEEE MA-S registry.
What does the MA-S registry type mean?
An MA-S assignment, formerly called OUI-36, covers 36 bits, giving the vendor 4,096 device addresses, the smallest block the IEEE issues. Pin Kuan Technology Co., Ltd.'s block covers 4,096 addresses.
What devices use 8C1F64373?
Any network device with a MAC address starting 8C:1F:64:37:3 was manufactured by or for Pin Kuan Technology Co., Ltd..