DZG Metering GmbH

Any device whose MAC address begins with CC:A0:E5 has a network interface built by DZG Metering GmbH. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

CC:A0:E5

Organization

DZG Metering GmbH

Address

Heidelberger Str. 32 Oranienburg Brandenburg DE 16515

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.