Who owns MAC prefix B4D31A?

B4D31A is registered to LYSORA TECHNOLOGY INC. in the IEEE MA-L registry.

What devices use B4D31A?

Any network device with a MAC address starting B4:D3:1A was manufactured by or for LYSORA TECHNOLOGY INC..

MA-L · OUI prefix

LYSORA TECHNOLOGY INC.

Any MAC address starting B4:D3:1A is registered to LYSORA TECHNOLOGY INC. in US.

OUI prefix	B4D31A
Vendor	LYSORA TECHNOLOGY INC.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	B4:D3:1A:00:00:00

What this means

The IEEE assigned the MA-L block B4D31A to LYSORA TECHNOLOGY 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 B4:D3:1A, it is LYSORA TECHNOLOGY INC. hardware.

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