Who owns MAC prefix 1C87744?

1C87744 is registered to Weber Marking Systems GmbH in the IEEE MA-M registry.

What devices use 1C87744?

Any network device with a MAC address starting 1C:87:74:4 was manufactured by or for Weber Marking Systems GmbH.

MA-M · OUI prefix

Weber Marking Systems GmbH

Any MAC address starting 1C:87:74:4 is registered to Weber Marking Systems GmbH in DE.

OUI prefix	1C87744
Vendor	Weber Marking Systems GmbH
Registry	MA-M (28-bit, medium block)
Country	DE
Example MAC	1C:87:74:4:00:00:00

What this means

The IEEE assigned the MA-M block 1C87744 to Weber Marking Systems 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 1C:87:74:4, it is Weber Marking Systems GmbH hardware.

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