Who owns MAC prefix 70B3D5B0D?

70B3D5B0D is registered to ALFI in the IEEE MA-S registry.

What devices use 70B3D5B0D?

Any network device with a MAC address starting 70:B3:D5:B0:D was manufactured by or for ALFI.

MA-S · OUI prefix

ALFI

Any MAC address starting 70:B3:D5:B0:D is registered to ALFI in IT.

OUI prefix	70B3D5B0D
Vendor	ALFI
Registry	MA-S (36-bit, small block)
Country	IT
Example MAC	70:B3:D5:B0:D:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5B0D to ALFI. 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:B0:D, it is ALFI hardware.

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