shanghai huayuan chuangxin software CO., LTD.

Any device whose MAC address begins with 00:5B:A1 has a network interface built by shanghai huayuan chuangxin software 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

00:5B:A1

Organization

shanghai huayuan chuangxin software CO., LTD.

Address

Room D13 , Floor 13,Lane 1006, Jinshajiang road,putuo District Shanghai Shanghai CN 200333

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.