What devices use 70B3D568A?

Any network device with a MAC address starting 70:B3:D5:68:A was manufactured by or for Advanced Telecommunications Research Institute International.

MA-S · OUI prefix

Advanced Telecommunications Research Institute International

Q: Who owns MAC prefix 70B3D568A?

70B3D568A is registered to Advanced Telecommunications Research Institute International in the IEEE MA-S registry.

Any MAC address starting 70:B3:D5:68:A is registered to Advanced Telecommunications Research Institute International in JP.

OUI prefix	70B3D568A
Vendor	Advanced Telecommunications Research Institute International
Registry	MA-S (36-bit, small block)
Country	JP
Example MAC	70:B3:D5:68:A:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D568A to Advanced Telecommunications Research Institute 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:D5:68:A, it is Advanced Telecommunications Research Institute International hardware.

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