Who owns MAC prefix 501911D?

501911D is registered to MIKI KAIHATSU Co.,Ltd in the IEEE MA-M registry.

What devices use 501911D?

Any network device with a MAC address starting 50:19:11:D was manufactured by or for MIKI KAIHATSU Co.,Ltd.

MA-M · OUI prefix

MIKI KAIHATSU Co.,Ltd

Any MAC address starting 50:19:11:D is registered to MIKI KAIHATSU Co.,Ltd in JP.

OUI prefix	501911D
Vendor	MIKI KAIHATSU Co.,Ltd
Registry	MA-M (28-bit, medium block)
Country	JP
Example MAC	50:19:11:D:00:00:00

What this means

The IEEE assigned the MA-M block 501911D to MIKI KAIHATSU 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 50:19:11:D, it is MIKI KAIHATSU Co.,Ltd hardware.

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