Who owns MAC prefix 0050C9?

0050C9 is registered to MASPRO DENKOH CORP. in the IEEE MA-L registry.

What devices use 0050C9?

Any network device with a MAC address starting 00:50:C9 was manufactured by or for MASPRO DENKOH CORP..

MA-L · OUI prefix

MASPRO DENKOH CORP.

Any MAC address starting 00:50:C9 is registered to MASPRO DENKOH CORP. in JP.

OUI prefix	0050C9
Vendor	MASPRO DENKOH CORP.
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	00:50:C9:00:00:00

What this means

The IEEE assigned the MA-L block 0050C9 to MASPRO DENKOH CORP.. 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 00:50:C9, it is MASPRO DENKOH CORP. hardware.

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