Topicon HK Lmd.

Any device whose MAC address begins with C0:9D:26 has a network interface built by Topicon HK Lmd.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

C0:9D:26

Organization

Topicon HK Lmd.

Address

302, 3F, Lee Loong Building Central Hong Kong US 0000

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.