Who owns MAC prefix 8C1F6451C?

8C1F6451C is registered to JS Tech Co., Ltd. in the IEEE MA-S registry.

What devices use 8C1F6451C?

Any network device with a MAC address starting 8C:1F:64:51:C was manufactured by or for JS Tech Co., Ltd..

MA-S · OUI prefix

JS Tech Co., Ltd.

Any MAC address starting 8C:1F:64:51:C is registered to JS Tech Co., Ltd. in KR.

OUI prefix	8C1F6451C
Vendor	JS Tech Co., Ltd.
Registry	MA-S (36-bit, small block)
Country	KR
Example MAC	8C:1F:64:51:C:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F6451C to JS Tech 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:64:51:C, it is JS Tech Co., Ltd. hardware.

Look up another MAC