Compass Technologies Inc.

Any device whose MAC address begins with 58:E3:26 has a network interface built by Compass Technologies Inc.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

58:E3:26

Organization

Compass Technologies Inc.

Address

Unit 1012 C-dong, Woolim Lion's Valley Seoul Seoul KR 153-786

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.