Who owns MAC prefix 0019D3?

0019D3 is registered to TRAK Microwave in the IEEE MA-L registry.

What devices use 0019D3?

Any network device with a MAC address starting 00:19:D3 was manufactured by or for TRAK Microwave.

MA-L · OUI prefix

TRAK Microwave

Any MAC address starting 00:19:D3 is registered to TRAK Microwave in US.

OUI prefix	0019D3
Vendor	TRAK Microwave
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:19:D3:00:00:00

What this means

The IEEE assigned the MA-L block 0019D3 to TRAK Microwave. 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:D3, it is TRAK Microwave hardware.

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