TAINET COMMUNICATION SYSTEM Corp.

Any device whose MAC address begins with 00:90:BB has a network interface built by TAINET COMMUNICATION SYSTEM Corp.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:90:BB

Organization

TAINET COMMUNICATION SYSTEM Corp.

Address

3 FL, NO. 6, ALLEY 23, LANE 91 SEC. 1 Taipei TW

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.