HangZhou Gubei Electronics Technology Co.,Ltd

Any device whose MAC address begins with 78:0F:77 has a network interface built by HangZhou Gubei Electronics 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

78:0F:77

Organization

HangZhou Gubei Electronics Technology Co.,Ltd

Address

HangZhou City, Zhejiang province Binjiang District Jiang Hong Road 611 Building 1 room 106 Hangzhou ZheJiang CN 310052

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.