MESMO TECHNOLOGY INC.

Any device whose MAC address begins with 7C:AB:25 has a network interface built by MESMO TECHNOLOGY 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

7C:AB:25

Organization

MESMO TECHNOLOGY INC.

Address

3F., No.181, ZHOUZI ST., NEIHU DIST., TAIPEI TAIPEI TW 11493

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.