Who owns MAC prefix 004097?

004097 is registered to DATEX DIVISION OF in the IEEE MA-L registry.

What devices use 004097?

Any network device with a MAC address starting 00:40:97 was manufactured by or for DATEX DIVISION OF.

MA-L · OUI prefix

DATEX DIVISION OF

Any MAC address starting 00:40:97 is registered to DATEX DIVISION OF in FI.

OUI prefix	004097
Vendor	DATEX DIVISION OF
Registry	MA-L (24-bit, large block)
Country	FI
Example MAC	00:40:97:00:00:00

What this means

The IEEE assigned the MA-L block 004097 to DATEX DIVISION OF. 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 00:40:97, it is DATEX DIVISION OF hardware.

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