Who owns MAC prefix B44D43A?

B44D43A is registered to UAV Navigation in the IEEE MA-M registry.

What devices use B44D43A?

Any network device with a MAC address starting B4:4D:43:A was manufactured by or for UAV Navigation.

MA-M · OUI prefix

UAV Navigation

Any MAC address starting B4:4D:43:A is registered to UAV Navigation in ES.

OUI prefix	B44D43A
Vendor	UAV Navigation
Registry	MA-M (28-bit, medium block)
Country	ES
Example MAC	B4:4D:43:A:00:00:00

What this means

The IEEE assigned the MA-M block B44D43A to UAV Navigation. 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 B4:4D:43:A, it is UAV Navigation hardware.

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