Audiotonix Group Limited

Any device whose MAC address begins with 00:04:C4 has a network interface built by Audiotonix Group Limited. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:04:C4

Organization

Audiotonix Group Limited

Address

Unit 10, Silverglade Business Park Chessington Surrey GB KT9 2QL

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.