Shenzhen Longtech Electronics Co.,Ltd

Any device whose MAC address begins with 44:BF:E3 has a network interface built by Shenzhen Longtech Electronics 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

44:BF:E3

Organization

Shenzhen Longtech Electronics Co.,Ltd

Address

No.148 Zhengfeng Industrial Area Donghuan RD Huangpu Village Shaijing Town Baoan District Shenzhen Guangdong CN 518125

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.