Who owns MAC prefix 70B3D5F87?

70B3D5F87 is registered to SHINWA INDUSTRIES, INC. in the IEEE MA-S registry.

What devices use 70B3D5F87?

Any network device with a MAC address starting 70:B3:D5:F8:7 was manufactured by or for SHINWA INDUSTRIES, INC..

MA-S · OUI prefix

SHINWA INDUSTRIES, INC.

Any MAC address starting 70:B3:D5:F8:7 is registered to SHINWA INDUSTRIES, INC. in JP.

OUI prefix	70B3D5F87
Vendor	SHINWA INDUSTRIES, INC.
Registry	MA-S (36-bit, small block)
Country	JP
Example MAC	70:B3:D5:F8:7:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5F87 to SHINWA INDUSTRIES, INC.. 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 70:B3:D5:F8:7, it is SHINWA INDUSTRIES, INC. hardware.

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