Who owns MAC prefix 44A689?

44A689 is registered to PROMAX ELECTRONICA SA in the IEEE MA-L registry.

What devices use 44A689?

Any network device with a MAC address starting 44:A6:89 was manufactured by or for PROMAX ELECTRONICA SA.

MA-L · OUI prefix

PROMAX ELECTRONICA SA

Any MAC address starting 44:A6:89 is registered to PROMAX ELECTRONICA SA in ES.

OUI prefix	44A689
Vendor	PROMAX ELECTRONICA SA
Registry	MA-L (24-bit, large block)
Country	ES
Example MAC	44:A6:89:00:00:00

What this means

The IEEE assigned the MA-L block 44A689 to PROMAX ELECTRONICA SA. 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:A6:89, it is PROMAX ELECTRONICA SA hardware.

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