What this means
The IEEE assigned the MA-M block D461378 to Beijing Digital China Yunke Technology Limited. 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 D4:61:37:8, it is Beijing Digital China Yunke Technology Limited hardware.
Frequently Asked Questions
Who owns MAC prefix D461378?
D461378 is registered to Beijing Digital China Yunke Technology Limited 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. Beijing Digital China Yunke Technology Limited's block covers 1,048,576 addresses.
What devices use D461378?
Any network device with a MAC address starting D4:61:37:8 was manufactured by or for Beijing Digital China Yunke Technology Limited.