Who owns MAC prefix 0019F3?

0019F3 is registered to Cetis, Inc in the IEEE MA-L registry.

What devices use 0019F3?

Any network device with a MAC address starting 00:19:F3 was manufactured by or for Cetis, Inc.

MA-L · OUI prefix

Cetis, Inc

Any MAC address starting 00:19:F3 is registered to Cetis, Inc in US.

OUI prefix	0019F3
Vendor	Cetis, Inc
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:19:F3:00:00:00

What this means

The IEEE assigned the MA-L block 0019F3 to Cetis, Inc. 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 00:19:F3, it is Cetis, Inc hardware.

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