Guangdong Guanglian Electronic Technology Co.Ltd

Any device whose MAC address begins with CC:A3:74 has a network interface built by Guangdong Guanglian Electronic 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

CC:A3:74

Organization

Guangdong Guanglian Electronic Technology Co.Ltd

Address

B338,Block13,No.232 Waihuandonglu Road,High Education Mega Center Guangzhou Guangdong CN 510006

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.