Who owns MAC prefix 70B3D5ABD?

70B3D5ABD is registered to wtec GmbH in the IEEE MA-S registry.

What devices use 70B3D5ABD?

Any network device with a MAC address starting 70:B3:D5:AB:D was manufactured by or for wtec GmbH.

MA-S · OUI prefix

wtec GmbH

Any MAC address starting 70:B3:D5:AB:D is registered to wtec GmbH in DE.

OUI prefix	70B3D5ABD
Vendor	wtec GmbH
Registry	MA-S (36-bit, small block)
Country	DE
Example MAC	70:B3:D5:AB:D:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5ABD to wtec 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:AB:D, it is wtec GmbH hardware.

Other wtec GmbH prefixes

wtec GmbH holds 2 registered blocks in total.

8C1F64F43

Look up another MAC