Who owns MAC prefix CC19A8?

CC19A8 is registered to PT Inovação e Sistemas SA in the IEEE MA-L registry.

What devices use CC19A8?

Any network device with a MAC address starting CC:19:A8 was manufactured by or for PT Inovação e Sistemas SA.

MA-L · OUI prefix

PT Inovação e Sistemas SA

Any MAC address starting CC:19:A8 is registered to PT Inovação e Sistemas SA in PT.

OUI prefix	CC19A8
Vendor	PT Inovação e Sistemas SA
Registry	MA-L (24-bit, large block)
Country	PT
Example MAC	CC:19:A8:00:00:00

What this means

The IEEE assigned the MA-L block CC19A8 to PT Inovação e Sistemas SA. 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 CC:19:A8, it is PT Inovação e Sistemas SA hardware.

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