Shenzhen 3Nod Digital Technology Co., Ltd.

Any device whose MAC address begins with 28:37:13 has a network interface built by Shenzhen 3Nod Digital 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

28:37:13

Organization

Shenzhen 3Nod Digital Technology Co., Ltd.

Address

Building D, No.8 Langhui Road, Tangxiayong Community, Songgang Street, Baoan District, Shenzhen City, Guangdong Province, P.R. China Shenzhen Guangdong CN 518105

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.