Who owns MAC prefix 70B3D5608?

70B3D5608 is registered to EIIT SA in the IEEE MA-S registry.

What devices use 70B3D5608?

Any network device with a MAC address starting 70:B3:D5:60:8 was manufactured by or for EIIT SA.

MA-S · OUI prefix

EIIT SA

Any MAC address starting 70:B3:D5:60:8 is registered to EIIT SA in ES.

OUI prefix	70B3D5608
Vendor	EIIT SA
Registry	MA-S (36-bit, small block)
Country	ES
Example MAC	70:B3:D5:60:8:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5608 to EIIT SA. 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:D5:60:8, it is EIIT SA hardware.

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