Modacom

Any device whose MAC address begins with 00:1D:93 has a network interface built by Modacom. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:1D:93

Organization

Modacom

Address

Jinsuk Building 1536-7 Seoul KR 137-073

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.