Who owns MAC prefix A04041?

A04041 is registered to SAMWONFA Co.,Ltd. in the IEEE MA-L registry.

What devices use A04041?

Any network device with a MAC address starting A0:40:41 was manufactured by or for SAMWONFA Co.,Ltd..

MA-L · OUI prefix

SAMWONFA Co.,Ltd.

Any MAC address starting A0:40:41 is registered to SAMWONFA Co.,Ltd. in KR.

OUI prefix	A04041
Vendor	SAMWONFA Co.,Ltd.
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	A0:40:41:00:00:00

What this means

The IEEE assigned the MA-L block A04041 to SAMWONFA 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 A0:40:41, it is SAMWONFA Co.,Ltd. hardware.

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