Plexus Manufacturing Sdn Bhd

Any device whose MAC address begins with 7C:49:B9 has a network interface built by Plexus Manufacturing Sdn Bhd. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

7C:49:B9

Organization

Plexus Manufacturing Sdn Bhd

Address

Plot 87 Bayan Lepas Penang MY 11900

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.