Who owns MAC prefix 70B3D57FD?

70B3D57FD is registered to SYS TEC electronic GmbH in the IEEE MA-S registry.

What devices use 70B3D57FD?

Any network device with a MAC address starting 70:B3:D5:7F:D was manufactured by or for SYS TEC electronic GmbH.

MA-S · OUI prefix

SYS TEC electronic GmbH

Any MAC address starting 70:B3:D5:7F:D is registered to SYS TEC electronic GmbH in DE.

OUI prefix	70B3D57FD
Vendor	SYS TEC electronic GmbH
Registry	MA-S (36-bit, small block)
Country	DE
Example MAC	70:B3:D5:7F:D:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D57FD to SYS TEC electronic GmbH. 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:D5:7F:D, it is SYS TEC electronic GmbH hardware.

Other SYS TEC electronic GmbH prefixes

SYS TEC electronic GmbH holds 6 registered blocks in total.

44D5F2A 70B3D541B 70B3D5AB4 70B3D5BAF 70B3D5C64

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