Speed Dragon Multimedia Limited

Any device whose MAC address begins with 00:13:3B has a network interface built by Speed Dragon Multimedia Limited. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:13:3B

Organization

Speed Dragon Multimedia Limited

Address

Room 1312, Vanta Industrial Centre, Kwai Chung N.T. HK

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.