Who owns MAC prefix A45055?

A45055 is registered to BUSWARE.DE in the IEEE MA-L registry.

What devices use A45055?

Any network device with a MAC address starting A4:50:55 was manufactured by or for BUSWARE.DE.

MA-L · OUI prefix

BUSWARE.DE

Any MAC address starting A4:50:55 is registered to BUSWARE.DE in DE.

OUI prefix	A45055
Vendor	BUSWARE.DE
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	A4:50:55:00:00:00

What this means

The IEEE assigned the MA-L block A45055 to BUSWARE.DE. 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 A4:50:55, it is BUSWARE.DE hardware.

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