Who owns MAC prefix 0090A0?

0090A0 is registered to 8X8 INC. in the IEEE MA-L registry.

What devices use 0090A0?

Any network device with a MAC address starting 00:90:A0 was manufactured by or for 8X8 INC..

MA-L · OUI prefix

8X8 INC.

Any MAC address starting 00:90:A0 is registered to 8X8 INC. in US.

OUI prefix	0090A0
Vendor	8X8 INC.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:90:A0:00:00:00

What this means

The IEEE assigned the MA-L block 0090A0 to 8X8 INC.. 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 00:90:A0, it is 8X8 INC. hardware.

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