Who owns MAC prefix B4218A?

B4218A is registered to Dog Hunter LLC in the IEEE MA-L registry.

What devices use B4218A?

Any network device with a MAC address starting B4:21:8A was manufactured by or for Dog Hunter LLC.

MA-L · OUI prefix

Dog Hunter LLC

Any MAC address starting B4:21:8A is registered to Dog Hunter LLC in US.

OUI prefix	B4218A
Vendor	Dog Hunter LLC
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	B4:21:8A:00:00:00

What this means

The IEEE assigned the MA-L block B4218A to Dog Hunter LLC. 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 B4:21:8A, it is Dog Hunter LLC hardware.

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