Who owns MAC prefix D420004?

D420004 is registered to EVOC VIN Technology Co.,Ltd in the IEEE MA-M registry.

What devices use D420004?

Any network device with a MAC address starting D4:20:00:4 was manufactured by or for EVOC VIN Technology Co.,Ltd.

MA-M · OUI prefix

EVOC VIN Technology Co.,Ltd

Any MAC address starting D4:20:00:4 is registered to EVOC VIN Technology Co.,Ltd in CN.

OUI prefix	D420004
Vendor	EVOC VIN Technology Co.,Ltd
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	D4:20:00:4:00:00:00

What this means

The IEEE assigned the MA-M block D420004 to EVOC VIN 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 D4:20:00:4, it is EVOC VIN Technology Co.,Ltd hardware.

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