Exablox

Any device whose MAC address begins with B4:62:38 has a network interface built by Exablox. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

B4:62:38

Organization

Exablox

Address

365 San Antonio Road Mountain View CA US 94040

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.