Siemens Mobility Limited

Any device whose MAC address begins with 70:38:11 has a network interface built by Siemens Mobility Limited. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

70:38:11

Organization

Siemens Mobility Limited

Address

17 Langley Park Way Chippenham Wiltshire GB SN15 1GG

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.