Who owns MAC prefix 70B3D5E3B?

70B3D5E3B is registered to ComNav Technology Ltd. in the IEEE MA-S registry.

What devices use 70B3D5E3B?

Any network device with a MAC address starting 70:B3:D5:E3:B was manufactured by or for ComNav Technology Ltd..

MA-S · OUI prefix

ComNav Technology Ltd.

Any MAC address starting 70:B3:D5:E3:B is registered to ComNav Technology Ltd. in CN.

OUI prefix	70B3D5E3B
Vendor	ComNav Technology Ltd.
Registry	MA-S (36-bit, small block)
Country	CN
Example MAC	70:B3:D5:E3:B:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5E3B to ComNav Technology 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:E3:B, it is ComNav Technology Ltd. hardware.

Other ComNav Technology Ltd. prefixes

ComNav Technology Ltd. holds 3 registered blocks in total.

1054D22 D8860BD

Look up another MAC