Cucos Retail Systems GmbH - MAC Prefix 70B3D54CB (MA-S)

What this means

The IEEE assigned the MA-S block 70B3D54CB to Cucos Retail Systems 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:D5:4C:B, it is Cucos Retail Systems GmbH hardware.

Frequently Asked Questions

Who owns MAC prefix 70B3D54CB?

70B3D54CB is registered to Cucos Retail Systems GmbH in the IEEE MA-S registry.

What does the MA-S registry type mean?

An MA-S assignment, formerly called OUI-36, covers 36 bits, giving the vendor 4,096 device addresses, the smallest block the IEEE issues. Cucos Retail Systems GmbH's block covers 4,096 addresses.

What devices use 70B3D54CB?

Any network device with a MAC address starting 70:B3:D5:4C:B was manufactured by or for Cucos Retail Systems GmbH.

OUI prefix	70B3D54CB
Vendor	Cucos Retail Systems GmbH
Registry	MA-S (36-bit, small block)
Block size	4,096 addresses
Country	DE
Other blocks by this vendor	1 total
Example MAC	70:B3:D5:4C:B:00:00:00