Elentec

Any device whose MAC address begins with D8:8D:5C has a network interface built by Elentec. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

D8:8D:5C

Organization

Elentec

Address

Dongtangiheung-ro 64-3 Gyeonggi-do Hwaseong-si/Dongtan-myeon KR 445-812

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.