SOFTBOOK PRESS

Any device whose MAC address begins with 00:30:39 has a network interface built by SOFTBOOK PRESS. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:30:39

Organization

SOFTBOOK PRESS

Address

7745 HERSCHEL AVENUE LA JOLLA CA US 92037

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.