Suzhou Retronic Interconnect Technologies Co.,Ltd

Any device whose MAC address begins with 38:9F:77 has a network interface built by Suzhou Retronic Interconnect Technologies 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

38:9F:77

Organization

Suzhou Retronic Interconnect Technologies Co.,Ltd

Address

NO,998 SONGJIARD,WUZHONG DISTRICT SUZHOU Jiangsu CN 215124

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.