ThyssenKrupp Elevators (Shanghai) Co.,Ltd

Any device whose MAC address begins with 28:CA:09 has a network interface built by ThyssenKrupp Elevators (Shanghai) 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:CA:09

Organization

ThyssenKrupp Elevators (Shanghai) Co.,Ltd

Address

No. 2, Xunye Rd, Sheshan Subarea Songjiang Industrial Area Shanghai Shanghai CN 201602

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.