Who owns MAC prefix 545DD9?

545DD9 is registered to EDISTEC in the IEEE MA-L registry.

What devices use 545DD9?

Any network device with a MAC address starting 54:5D:D9 was manufactured by or for EDISTEC.

MA-L · OUI prefix

EDISTEC

Any MAC address starting 54:5D:D9 is registered to EDISTEC in KR.

OUI prefix	545DD9
Vendor	EDISTEC
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	54:5D:D9:00:00:00

What this means

The IEEE assigned the MA-L block 545DD9 to EDISTEC. 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 54:5D:D9, it is EDISTEC hardware.

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