Who owns MAC prefix 0000F3?

0000F3 is registered to GANDALF DATA LIMITED in the IEEE MA-L registry.

What devices use 0000F3?

Any network device with a MAC address starting 00:00:F3 was manufactured by or for GANDALF DATA LIMITED.

MA-L · OUI prefix

GANDALF DATA LIMITED

Any MAC address starting 00:00:F3 is registered to GANDALF DATA LIMITED in CA.

OUI prefix	0000F3
Vendor	GANDALF DATA LIMITED
Registry	MA-L (24-bit, large block)
Country	CA
Example MAC	00:00:F3:00:00:00

What this means

The IEEE assigned the MA-L block 0000F3 to GANDALF DATA LIMITED. 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 00:00:F3, it is GANDALF DATA LIMITED hardware.

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