Who owns MAC prefix 70B3D58FA?

70B3D58FA is registered to DEA SYSTEM SPA in the IEEE MA-S registry.

What devices use 70B3D58FA?

Any network device with a MAC address starting 70:B3:D5:8F:A was manufactured by or for DEA SYSTEM SPA.

MA-S · OUI prefix

DEA SYSTEM SPA

Any MAC address starting 70:B3:D5:8F:A is registered to DEA SYSTEM SPA in IT.

OUI prefix	70B3D58FA
Vendor	DEA SYSTEM SPA
Registry	MA-S (36-bit, small block)
Country	IT
Example MAC	70:B3:D5:8F:A:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D58FA to DEA SYSTEM SPA. 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:D5:8F:A, it is DEA SYSTEM SPA hardware.

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