MAC Address Lookup

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


Grossenbacher Systeme AG

MAC prefix: 70:B3:D5:5E:2

Vendor name: Grossenbacher Systeme AG

MAC range: 70:B3:D5:5E:20:00 - 70:B3:D5:5E:2F:FF

Block Size: 4095 (4.09 k)


Spinnereistrasse 10
St. Gallen 9008

Type MA-S

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

Initial registration: 26 November 2016

Country CH map