MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Grau Elektronik GmbH
MAC address prefix 70:B3:D5:31:4 is registered to Grau Elektronik GmbH, located at Badhausweg 14Karlsbad Ittersbach Baden-Württemberg 76307DE.
This registration is classified as MA-S (Mac Address Block Small, formerly known as OUI-36) containing approximately 4096 MAC addresses per block
The prefix was registered on 05 January 2021, and no subsequent updates have been recorded.
OUI: 70:B3:D5:31:4
Vendor name: Grau Elektronik GmbH
Address:
Assignment Type MA-S Badhausweg 14
Karlsbad Ittersbach Baden-Württemberg 76307
DE.
Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)
Initial registration: 05 January 2021
