tonies GmbH

Any device whose MAC address begins with 98:9E:80 has a network interface built by tonies GmbH. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

98:9E:80

Organization

tonies GmbH

Address

Oststraße 119 Düsseldorf NRW DE 40210

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.