Who owns MAC prefix 54B620?

54B620 is registered to SUHDOL E&C Co.Ltd. in the IEEE MA-L registry.

What devices use 54B620?

Any network device with a MAC address starting 54:B6:20 was manufactured by or for SUHDOL E&C Co.Ltd..

MA-L · OUI prefix

SUHDOL E&C Co.Ltd.

Any MAC address starting 54:B6:20 is registered to SUHDOL E&C Co.Ltd. in KR.

OUI prefix	54B620
Vendor	SUHDOL E&C Co.Ltd.
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	54:B6:20:00:00:00

What this means

The IEEE assigned the MA-L block 54B620 to SUHDOL E&C Co.Ltd.. 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:B6:20, it is SUHDOL E&C Co.Ltd. hardware.

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