Techcity Technology co., Ltd.

Any device whose MAC address begins with 00:1A:42 has a network interface built by Techcity Technology 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

00:1A:42

Organization

Techcity Technology co., Ltd.

Address

4F, No. 4, Alley 1, Szu Wei Lane, Chung Cheng Rd., Hsin Tein City Taipei Hsien TW 231

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.