What this means
The IEEE assigned the MA-S block 8C1F64027 to Zhejiang Tengen Electric 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:64:02:7, it is Zhejiang Tengen Electric Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 8C1F64027?
8C1F64027 is registered to Zhejiang Tengen Electric 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. Zhejiang Tengen Electric Co.,Ltd.'s block covers 4,096 addresses.
What devices use 8C1F64027?
Any network device with a MAC address starting 8C:1F:64:02:7 was manufactured by or for Zhejiang Tengen Electric Co.,Ltd..