IMS Messsysteme GmbH

Any device whose MAC address begins with 1C:48:40 has a network interface built by IMS Messsysteme 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

1C:48:40

Organization

IMS Messsysteme GmbH

Address

Dieselstr. 55 Heiligenhaus NRW DE D-42579

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.