HCV Consulting

Any device whose MAC address begins with 00:0A:31 has a network interface built by HCV Consulting. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:0A:31

Organization

HCV Consulting

Address

P O Box 3692 Queensland AU 4212

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.