Who owns MAC prefix 70B3D547F?

70B3D547F is registered to ASE GmbH in the IEEE MA-S registry.

What devices use 70B3D547F?

Any network device with a MAC address starting 70:B3:D5:47:F was manufactured by or for ASE GmbH.

MA-S · OUI prefix

ASE GmbH

Any MAC address starting 70:B3:D5:47:F is registered to ASE GmbH in DE.

OUI prefix	70B3D547F
Vendor	ASE GmbH
Registry	MA-S (36-bit, small block)
Country	DE
Example MAC	70:B3:D5:47:F:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D547F to ASE 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:D5:47:F, it is ASE GmbH hardware.

Look up another MAC