Hypertherm Inc

Any device whose MAC address begins with 00:1E:29 has a network interface built by Hypertherm 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

00:1E:29

Organization

Hypertherm Inc

Address

15 Great Hollow Rd Hanover NH US 03755

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.