SUNNYTEK INFORMATION CO., LTD.

Any device whose MAC address begins with 00:25:DD has a network interface built by SUNNYTEK INFORMATION 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

00:25:DD

Organization

SUNNYTEK INFORMATION CO., LTD.

Address

12F, NO. 88, HSIN-TE ROAD TAIPEI HSIEN TW 241

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.