Who owns MAC prefix 70B3D5D75?

70B3D5D75 is registered to Hyundai MNSOFT in the IEEE MA-S registry.

What devices use 70B3D5D75?

Any network device with a MAC address starting 70:B3:D5:D7:5 was manufactured by or for Hyundai MNSOFT.

MA-S · OUI prefix

Hyundai MNSOFT

Any MAC address starting 70:B3:D5:D7:5 is registered to Hyundai MNSOFT in KR.

OUI prefix	70B3D5D75
Vendor	Hyundai MNSOFT
Registry	MA-S (36-bit, small block)
Country	KR
Example MAC	70:B3:D5:D7:5:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5D75 to Hyundai MNSOFT. 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 70:B3:D5:D7:5, it is Hyundai MNSOFT hardware.

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