Tiinlab Corporation

Any device whose MAC address begins with D4:2B:F0 has a network interface built by Tiinlab Corporation. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

D4:2B:F0

Organization

Tiinlab Corporation

Address

Building A Room 201 Cooperation District between Shenzhen and HongKong, Qianwan Road No.1,Shenzhen City, Business Address:No. 3333, Liuxian Avenue Tower A, 35th Floor,Tanglang City, Nanshan District, Shenzhen, China Shenzhen Guangdong CN 518000

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.