What this means
The IEEE assigned the MA-M block D0A0112 to Shanghai Hongqia Industry and Trade Co., LTD. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting D0:A0:11:2, it is Shanghai Hongqia Industry and Trade Co., LTD hardware.
Frequently Asked Questions
Who owns MAC prefix D0A0112?
D0A0112 is registered to Shanghai Hongqia Industry and Trade Co., LTD in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Shanghai Hongqia Industry and Trade Co., LTD's block covers 1,048,576 addresses.
What devices use D0A0112?
Any network device with a MAC address starting D0:A0:11:2 was manufactured by or for Shanghai Hongqia Industry and Trade Co., LTD.