What devices use 70B3D56E4?

Any network device with a MAC address starting 70:B3:D5:6E:4 was manufactured by or for Institute of Power Engineering, Gdansk Division.

MA-S · OUI prefix

Institute of Power Engineering, Gdansk Division

Q: Who owns MAC prefix 70B3D56E4?

70B3D56E4 is registered to Institute of Power Engineering, Gdansk Division in the IEEE MA-S registry.

Any MAC address starting 70:B3:D5:6E:4 is registered to Institute of Power Engineering, Gdansk Division in PL.

OUI prefix	70B3D56E4
Vendor	Institute of Power Engineering, Gdansk Division
Registry	MA-S (36-bit, small block)
Country	PL
Example MAC	70:B3:D5:6E:4:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D56E4 to Institute of Power Engineering, Gdansk Division. 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:D5:6E:4, it is Institute of Power Engineering, Gdansk Division hardware.

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