What this means
The IEEE assigned the MA-S block 8C1F64168 to JAPAN ID 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:64:16:8, it is JAPAN ID Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 8C1F64168?
8C1F64168 is registered to JAPAN ID 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. JAPAN ID Co., Ltd.'s block covers 4,096 addresses.
What devices use 8C1F64168?
Any network device with a MAC address starting 8C:1F:64:16:8 was manufactured by or for JAPAN ID Co., Ltd..