ALSTOM HYDRO FRANCE

Any device whose MAC address begins with 04:62:D7 has a network interface built by ALSTOM HYDRO FRANCE. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

04:62:D7

Organization

ALSTOM HYDRO FRANCE

Address

82 Avenue Leon Blum GRENOBLE FR 38041

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.