Who owns MAC prefix 70B3D5872?

70B3D5872 is registered to Nippon Safety co,ltd in the IEEE MA-S registry.

What devices use 70B3D5872?

Any network device with a MAC address starting 70:B3:D5:87:2 was manufactured by or for Nippon Safety co,ltd.

MA-S · OUI prefix

Nippon Safety co,ltd

Any MAC address starting 70:B3:D5:87:2 is registered to Nippon Safety co,ltd in JP.

OUI prefix	70B3D5872
Vendor	Nippon Safety co,ltd
Registry	MA-S (36-bit, small block)
Country	JP
Example MAC	70:B3:D5:87:2:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5872 to Nippon Safety 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 70:B3:D5:87:2, it is Nippon Safety co,ltd hardware.

Look up another MAC