Who owns MAC prefix 643139C?

643139C is registered to SHEN ZHEN FUCHANG TECHNOLOGY Co.,Ltd. in the IEEE MA-M registry.

What devices use 643139C?

Any network device with a MAC address starting 64:31:39:C was manufactured by or for SHEN ZHEN FUCHANG TECHNOLOGY Co.,Ltd..

MA-M · OUI prefix

SHEN ZHEN FUCHANG TECHNOLOGY Co.,Ltd.

Any MAC address starting 64:31:39:C is registered to SHEN ZHEN FUCHANG TECHNOLOGY Co.,Ltd. in CN.

OUI prefix	643139C
Vendor	SHEN ZHEN FUCHANG TECHNOLOGY Co.,Ltd.
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	64:31:39:C:00:00:00

What this means

The IEEE assigned the MA-M block 643139C to SHEN ZHEN FUCHANG 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 64:31:39:C, it is SHEN ZHEN FUCHANG TECHNOLOGY Co.,Ltd. hardware.

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