Who owns MAC prefix 00003A?

00003A is registered to CHYRON CORPORATION in the IEEE MA-L registry.

What devices use 00003A?

Any network device with a MAC address starting 00:00:3A was manufactured by or for CHYRON CORPORATION.

MA-L · OUI prefix

CHYRON CORPORATION

Any MAC address starting 00:00:3A is registered to CHYRON CORPORATION in US.

OUI prefix	00003A
Vendor	CHYRON CORPORATION
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:00:3A:00:00:00

What this means

The IEEE assigned the MA-L block 00003A to CHYRON CORPORATION. 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 00:00:3A, it is CHYRON CORPORATION hardware.

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