Who owns MAC prefix 70B3D5934?

70B3D5934 is registered to RBS Netkom GmbH in the IEEE MA-S registry.

What devices use 70B3D5934?

Any network device with a MAC address starting 70:B3:D5:93:4 was manufactured by or for RBS Netkom GmbH.

MA-S · OUI prefix

RBS Netkom GmbH

Any MAC address starting 70:B3:D5:93:4 is registered to RBS Netkom GmbH in DE.

OUI prefix	70B3D5934
Vendor	RBS Netkom GmbH
Registry	MA-S (36-bit, small block)
Country	DE
Example MAC	70:B3:D5:93:4:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5934 to RBS Netkom GmbH. 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:D5:93:4, it is RBS Netkom GmbH hardware.

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