Who owns MAC prefix C4A5590?

C4A5590 is registered to Archermind Japan Co.,Ltd. in the IEEE MA-M registry.

What devices use C4A5590?

Any network device with a MAC address starting C4:A5:59:0 was manufactured by or for Archermind Japan Co.,Ltd..

MA-M · OUI prefix

Archermind Japan Co.,Ltd.

Any MAC address starting C4:A5:59:0 is registered to Archermind Japan Co.,Ltd. in JP.

OUI prefix	C4A5590
Vendor	Archermind Japan Co.,Ltd.
Registry	MA-M (28-bit, medium block)
Country	JP
Example MAC	C4:A5:59:0:00:00:00

What this means

The IEEE assigned the MA-M block C4A5590 to Archermind Japan 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 C4:A5:59:0, it is Archermind Japan Co.,Ltd. hardware.

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