Glovast Technology Ltd.

Any device whose MAC address begins with 58:34:3B has a network interface built by Glovast Technology Ltd.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

58:34:3B

Organization

Glovast Technology Ltd.

Address

6F., No.23, JianKang Rd., SongShan Dist., Taipei TW 105

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.