Who owns MAC prefix 547398?

547398 is registered to Toyo Electronics Corporation in the IEEE MA-L registry.

What devices use 547398?

Any network device with a MAC address starting 54:73:98 was manufactured by or for Toyo Electronics Corporation.

MA-L · OUI prefix

Toyo Electronics Corporation

Any MAC address starting 54:73:98 is registered to Toyo Electronics Corporation in JP.

OUI prefix	547398
Vendor	Toyo Electronics Corporation
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	54:73:98:00:00:00

What this means

The IEEE assigned the MA-L block 547398 to Toyo Electronics Corporation. 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 54:73:98, it is Toyo Electronics Corporation hardware.

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