Staccato Communications Inc.

Any device whose MAC address begins with 00:19:59 has a network interface built by Staccato Communications 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

00:19:59

Organization

Staccato Communications Inc.

Address

6195 Lusk Blvd. San Diego CA US 92121

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.