Who owns MAC prefix 70B3D55BB?

70B3D55BB is registered to Olympus NDT Canada in the IEEE MA-S registry.

What devices use 70B3D55BB?

Any network device with a MAC address starting 70:B3:D5:5B:B was manufactured by or for Olympus NDT Canada.

MA-S · OUI prefix

Olympus NDT Canada

Any MAC address starting 70:B3:D5:5B:B is registered to Olympus NDT Canada.

OUI prefix	70B3D55BB
Vendor	Olympus NDT Canada
Registry	MA-S (36-bit, small block)
Example MAC	70:B3:D5:5B:B:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D55BB to Olympus NDT Canada. 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:D5:5B:B, it is Olympus NDT Canada hardware.

Other Olympus NDT Canada prefixes

Olympus NDT Canada holds 2 registered blocks in total.

70B3D53F1

Look up another MAC