Who owns MAC prefix 70B3D5D94?

70B3D5D94 is registered to Dewetron GmbH in the IEEE MA-S registry.

What devices use 70B3D5D94?

Any network device with a MAC address starting 70:B3:D5:D9:4 was manufactured by or for Dewetron GmbH.

MA-S · OUI prefix

Dewetron GmbH

Any MAC address starting 70:B3:D5:D9:4 is registered to Dewetron GmbH in AT.

OUI prefix	70B3D5D94
Vendor	Dewetron GmbH
Registry	MA-S (36-bit, small block)
Country	AT
Example MAC	70:B3:D5:D9:4:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5D94 to Dewetron 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:D9:4, it is Dewetron GmbH hardware.

Other Dewetron GmbH prefixes

Dewetron GmbH holds 2 registered blocks in total.

E03C1C3

Look up another MAC