Home Control Singapore Pte Ltd

Any device whose MAC address begins with 54:A9:C8 has a network interface built by Home Control Singapore Pte Ltd. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

54:A9:C8

Organization

Home Control Singapore Pte Ltd

Address

151 Lorong Chuan Singapore SG 556741

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.