Who owns MAC prefix 70B3D551A?

70B3D551A is registered to Shachihata Inc. in the IEEE MA-S registry.

What devices use 70B3D551A?

Any network device with a MAC address starting 70:B3:D5:51:A was manufactured by or for Shachihata Inc..

MA-S · OUI prefix

Shachihata Inc.

Any MAC address starting 70:B3:D5:51:A is registered to Shachihata Inc. in JP.

OUI prefix	70B3D551A
Vendor	Shachihata Inc.
Registry	MA-S (36-bit, small block)
Country	JP
Example MAC	70:B3:D5:51:A:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D551A to Shachihata 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:D5:51:A, it is Shachihata Inc. hardware.

Other Shachihata Inc. prefixes

Shachihata Inc. holds 2 registered blocks in total.

70B3D56FB

Look up another MAC