Who owns MAC prefix 54FB66?

54FB66 is registered to ASRock Incorporation in the IEEE MA-L registry.

What devices use 54FB66?

Any network device with a MAC address starting 54:FB:66 was manufactured by or for ASRock Incorporation.

MA-L · OUI prefix

ASRock Incorporation

Any MAC address starting 54:FB:66 is registered to ASRock Incorporation in TW.

OUI prefix	54FB66
Vendor	ASRock Incorporation
Registry	MA-L (24-bit, large block)
Country	TW
Example MAC	54:FB:66:00:00:00

What this means

The IEEE assigned the MA-L block 54FB66 to ASRock Incorporation. 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 54:FB:66, it is ASRock Incorporation hardware.

Other ASRock Incorporation prefixes

ASRock Incorporation holds 7 registered blocks in total.

002522 7085C2 9C6B00 A8A159 BC5FF4 D05099

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