Devices with MAC addresses that start with 00-0B-90 were manufactured by ADVA Optical Networking Ltd.

Device ManufacturerADVA Optical Networking Ltd.
ADVAntage House
York YO30 4RY
Estimated Devices with 00-0B-9016256250
Estimated Total Devices From Mfg48768750
Other MAC Addresses00-80-EA, 00-D0-8B
Address Examples