Who owns MAC prefix 70B3D5E3A?

70B3D5E3A is registered to Cyanview in the IEEE MA-S registry.

What devices use 70B3D5E3A?

Any network device with a MAC address starting 70:B3:D5:E3:A was manufactured by or for Cyanview.

MA-S · OUI prefix

Cyanview

Any MAC address starting 70:B3:D5:E3:A is registered to Cyanview in BE.

OUI prefix	70B3D5E3A
Vendor	Cyanview
Registry	MA-S (36-bit, small block)
Country	BE
Example MAC	70:B3:D5:E3:A:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5E3A to Cyanview. 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:A, it is Cyanview hardware.

Other Cyanview prefixes

Cyanview holds 2 registered blocks in total.

4C74A72

Look up another MAC