DLI Taiwan Branch office

Any device whose MAC address begins with A0:A1:30 has a network interface built by DLI Taiwan Branch office. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

A0:A1:30

Organization

DLI Taiwan Branch office

Address

No.18-5, No.738. Zhong Zheng Rd Taipei New City TW 23511

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.