Who owns MAC prefix 540593?

540593 is registered to WOORI ELEC Co.,Ltd in the IEEE MA-L registry.

What devices use 540593?

Any network device with a MAC address starting 54:05:93 was manufactured by or for WOORI ELEC Co.,Ltd.

MA-L · OUI prefix

WOORI ELEC Co.,Ltd

Any MAC address starting 54:05:93 is registered to WOORI ELEC Co.,Ltd in KR.

OUI prefix	540593
Vendor	WOORI ELEC Co.,Ltd
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	54:05:93:00:00:00

What this means

The IEEE assigned the MA-L block 540593 to WOORI ELEC 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 54:05:93, it is WOORI ELEC Co.,Ltd hardware.

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