ANNSO CO., LTD.

Any device whose MAC address begins with 00:0A:02 has a network interface built by ANNSO CO., LTD.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:0A:02

Organization

ANNSO CO., LTD.

Address

5F, No. 100, Min-Chuan Road, Shing-Tien Shing-Tien City Taipei Hsien Taiwan TW 221

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.