What this means
The IEEE assigned the MA-M block D0A011B to TYRI Sweden AB. 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:B, it is TYRI Sweden AB hardware.
Frequently Asked Questions
Who owns MAC prefix D0A011B?
D0A011B is registered to TYRI Sweden AB 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. TYRI Sweden AB's block covers 1,048,576 addresses.
What devices use D0A011B?
Any network device with a MAC address starting D0:A0:11:B was manufactured by or for TYRI Sweden AB.