CHANGHONG (HONGKONG) TRADING LIMITED

Any device whose MAC address begins with AC:AC:E2 has a network interface built by CHANGHONG (HONGKONG) TRADING LIMITED. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

AC:AC:E2

Organization

CHANGHONG (HONGKONG) TRADING LIMITED

Address

Unit 1412, 14/F., West Tower, Shun Tak Centre, 168-200 Connaught Road Central, HongKong HONG KONG HONG KONG HK 999077

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.