TRG

Any device whose MAC address begins with 00:23:D1 has a network interface built by TRG. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:23:D1

Organization

TRG

Address

Wisma Kosgoro 13th Floor Jakarta Pusat ID 10350

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.