Who owns MAC prefix 70B3D5B3F?

70B3D5B3F is registered to Orbit International in the IEEE MA-S registry.

What devices use 70B3D5B3F?

Any network device with a MAC address starting 70:B3:D5:B3:F was manufactured by or for Orbit International.

MA-S · OUI prefix

Orbit International

Any MAC address starting 70:B3:D5:B3:F is registered to Orbit International in US.

OUI prefix	70B3D5B3F
Vendor	Orbit International
Registry	MA-S (36-bit, small block)
Country	US
Example MAC	70:B3:D5:B3:F:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5B3F to Orbit International. 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:B3:F, it is Orbit International hardware.

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