New Voice International AG

Any device whose MAC address begins with 00:18:B8 has a network interface built by New Voice International AG. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:18:B8

Organization

New Voice International AG

Address

St. Gallerstrasse 8 Lachen SZ CH 8853

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.