SANION Co., Ltd.

Any device whose MAC address begins with 00:1B:4B has a network interface built by SANION 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

00:1B:4B

Organization

SANION Co., Ltd.

Address

#208 ACETECHNO TOWER, 55-7, MULLAE-DONG 3GA, YEONGDEUNGPO-GU SEOUL KR 150-992

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.