Devices with MAC addresses that start with 00-0B-A3 were manufactured by Siemens AG

Device Manufacturer
Siemens AG

Manufacturer Location
Werner-von-Siemens-Straße 65
Erlangen Bavaria 91052

Estimated Devices using 00-0B-A3
16,256,250

Estimated Total Devices From Mfg
195,075,000