Who owns MAC prefix 70B3D5B56?

70B3D5B56 is registered to Power Electronics Espana, S.L. in the IEEE MA-S registry.

What devices use 70B3D5B56?

Any network device with a MAC address starting 70:B3:D5:B5:6 was manufactured by or for Power Electronics Espana, S.L..

MA-S · OUI prefix

Power Electronics Espana, S.L.

Any MAC address starting 70:B3:D5:B5:6 is registered to Power Electronics Espana, S.L. in ES.

OUI prefix	70B3D5B56
Vendor	Power Electronics Espana, S.L.
Registry	MA-S (36-bit, small block)
Country	ES
Example MAC	70:B3:D5:B5:6:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5B56 to Power Electronics Espana, S.L.. 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:B5:6, it is Power Electronics Espana, S.L. hardware.

Other Power Electronics Espana, S.L. prefixes

Power Electronics Espana, S.L. holds 31 registered blocks in total.

70B3D5148 70B3D52A9 70B3D5431 70B3D54CD 70B3D556E 70B3D5632 70B3D5AB2 70B3D5BDB 70B3D5F4F 8C1F640D8 8C1F6411B 8C1F641CA all 31 »

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