Who owns MAC prefix B456FA?

B456FA is registered to IOPSYS Software Solutions in the IEEE MA-L registry.

What devices use B456FA?

Any network device with a MAC address starting B4:56:FA was manufactured by or for IOPSYS Software Solutions.

MA-L · OUI prefix

IOPSYS Software Solutions

Any MAC address starting B4:56:FA is registered to IOPSYS Software Solutions.

OUI prefix	B456FA
Vendor	IOPSYS Software Solutions
Registry	MA-L (24-bit, large block)
Example MAC	B4:56:FA:00:00:00

What this means

The IEEE assigned the MA-L block B456FA to IOPSYS Software Solutions. 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 B4:56:FA, it is IOPSYS Software Solutions hardware.

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