Who owns MAC prefix 70B3D5F0B?

70B3D5F0B is registered to RF Industries in the IEEE MA-S registry.

What devices use 70B3D5F0B?

Any network device with a MAC address starting 70:B3:D5:F0:B was manufactured by or for RF Industries.

MA-S · OUI prefix

RF Industries

Any MAC address starting 70:B3:D5:F0:B is registered to RF Industries in AU.

OUI prefix	70B3D5F0B
Vendor	RF Industries
Registry	MA-S (36-bit, small block)
Country	AU
Example MAC	70:B3:D5:F0:B:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5F0B to RF Industries. 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:F0:B, it is RF Industries hardware.

Other RF Industries prefixes

RF Industries holds 2 registered blocks in total.

BC22FB

Look up another MAC