What this means
The IEEE assigned the MA-M block D016F0B to worldcns inc.. 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 D0:16:F0:B, it is worldcns inc. hardware.
Frequently Asked Questions
Who owns MAC prefix D016F0B?
D016F0B is registered to worldcns inc. 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. worldcns inc.'s block covers 1,048,576 addresses.
What devices use D016F0B?
Any network device with a MAC address starting D0:16:F0:B was manufactured by or for worldcns inc..