Who owns MAC prefix 949C55?

949C55 is registered to Alta Data Technologies in the IEEE MA-L registry.

What devices use 949C55?

Any network device with a MAC address starting 94:9C:55 was manufactured by or for Alta Data Technologies.

MA-L · OUI prefix

Alta Data Technologies

Any MAC address starting 94:9C:55 is registered to Alta Data Technologies in US.

OUI prefix	949C55
Vendor	Alta Data Technologies
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	94:9C:55:00:00:00

What this means

The IEEE assigned the MA-L block 949C55 to Alta Data Technologies. 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 94:9C:55, it is Alta Data Technologies hardware.

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