EQ-SYS GmbH

Any device whose MAC address begins with 00:23:BC has a network interface built by EQ-SYS 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

00:23:BC

Organization

EQ-SYS GmbH

Address

Hinter den Gärten 15b Treuenbrietzen OT Feldheim Brandenburg DE 14929

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.