E&B TELECOM

Any device whose MAC address begins with 40:36:68 has a network interface built by E&B TELECOM. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

40:36:68

Organization

E&B TELECOM

Address

55, Heungan-daero 439beon-gil, Dongan-gu, anyang-si Gyeonggi-do KR 14059

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.