Edison Labs Inc.

Any device whose MAC address begins with 74:72:1E has a network interface built by Edison Labs 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

74:72:1E

Organization

Edison Labs Inc.

Address

1122 Stanyan St San Francisco CA US 94117

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.