Who owns MAC prefix 8C1F643D6?

8C1F643D6 is registered to Kyowakiden Industry Co.,Ltd. in the IEEE MA-S registry.

What devices use 8C1F643D6?

Any network device with a MAC address starting 8C:1F:64:3D:6 was manufactured by or for Kyowakiden Industry Co.,Ltd..

MA-S · OUI prefix

Kyowakiden Industry Co.,Ltd.

Any MAC address starting 8C:1F:64:3D:6 is registered to Kyowakiden Industry Co.,Ltd. in JP.

OUI prefix	8C1F643D6
Vendor	Kyowakiden Industry Co.,Ltd.
Registry	MA-S (36-bit, small block)
Country	JP
Example MAC	8C:1F:64:3D:6:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F643D6 to Kyowakiden Industry 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:64:3D:6, it is Kyowakiden Industry Co.,Ltd. hardware.

Look up another MAC