MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address

Grau Elektronik GmbH

OUI: 70:B3:D5:31:4

Address:

Badhausweg 14
Karlsbad Ittersbach Baden-Württemberg 76307
DE.

Assignment Type MA-S

Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)

Initial registration: 05 January 2021