Who owns MAC prefix D0C857E?

D0C857E is registered to E-T-A Elektrotechnische Apparate GmbH in the IEEE MA-M registry.

What devices use D0C857E?

Any network device with a MAC address starting D0:C8:57:E was manufactured by or for E-T-A Elektrotechnische Apparate GmbH.

MA-M · OUI prefix

E-T-A Elektrotechnische Apparate GmbH

Any MAC address starting D0:C8:57:E is registered to E-T-A Elektrotechnische Apparate GmbH in DE.

OUI prefix	D0C857E
Vendor	E-T-A Elektrotechnische Apparate GmbH
Registry	MA-M (28-bit, medium block)
Country	DE
Example MAC	D0:C8:57:E:00:00:00

What this means

The IEEE assigned the MA-M block D0C857E to E-T-A Elektrotechnische Apparate 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 D0:C8:57:E, it is E-T-A Elektrotechnische Apparate GmbH hardware.

Other E-T-A Elektrotechnische Apparate GmbH prefixes

E-T-A Elektrotechnische Apparate GmbH holds 2 registered blocks in total.

70B3D5AE7

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