Who owns MAC prefix 18A59CE?

18A59CE is registered to BMC Messsysteme GmbH in the IEEE MA-M registry.

What devices use 18A59CE?

Any network device with a MAC address starting 18:A5:9C:E was manufactured by or for BMC Messsysteme GmbH.

MA-M · OUI prefix

BMC Messsysteme GmbH

Any MAC address starting 18:A5:9C:E is registered to BMC Messsysteme GmbH in DE.

OUI prefix	18A59CE
Vendor	BMC Messsysteme GmbH
Registry	MA-M (28-bit, medium block)
Country	DE
Example MAC	18:A5:9C:E:00:00:00

What this means

The IEEE assigned the MA-M block 18A59CE to BMC Messsysteme 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 18:A5:9C:E, it is BMC Messsysteme GmbH hardware.

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