Who owns MAC prefix 44BDDE?

44BDDE is registered to BHTC GmbH in the IEEE MA-L registry.

What devices use 44BDDE?

Any network device with a MAC address starting 44:BD:DE was manufactured by or for BHTC GmbH.

MA-L · OUI prefix

BHTC GmbH

Any MAC address starting 44:BD:DE is registered to BHTC GmbH in DE.

OUI prefix	44BDDE
Vendor	BHTC GmbH
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	44:BD:DE:00:00:00

What this means

The IEEE assigned the MA-L block 44BDDE to BHTC 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 44:BD:DE, it is BHTC GmbH hardware.

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