Who owns MAC prefix A072E4?

A072E4 is registered to NJ SYSTEM CO.,LTD in the IEEE MA-L registry.

What devices use A072E4?

Any network device with a MAC address starting A0:72:E4 was manufactured by or for NJ SYSTEM CO.,LTD.

MA-L · OUI prefix

NJ SYSTEM CO.,LTD

Any MAC address starting A0:72:E4 is registered to NJ SYSTEM CO.,LTD in KR.

OUI prefix	A072E4
Vendor	NJ SYSTEM CO.,LTD
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	A0:72:E4:00:00:00

What this means

The IEEE assigned the MA-L block A072E4 to NJ SYSTEM 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 A0:72:E4, it is NJ SYSTEM CO.,LTD hardware.

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