Who owns MAC prefix 000619?

000619 is registered to Connection Technology Systems in the IEEE MA-L registry.

What devices use 000619?

Any network device with a MAC address starting 00:06:19 was manufactured by or for Connection Technology Systems.

MA-L · OUI prefix

Connection Technology Systems

Any MAC address starting 00:06:19 is registered to Connection Technology Systems in TW.

OUI prefix	000619
Vendor	Connection Technology Systems
Registry	MA-L (24-bit, large block)
Country	TW
Example MAC	00:06:19:00:00:00

What this means

The IEEE assigned the MA-L block 000619 to Connection Technology Systems. 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 00:06:19, it is Connection Technology Systems hardware.

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