Who owns MAC prefix 90A2DA?

90A2DA is registered to GHEO SA in the IEEE MA-L registry.

What devices use 90A2DA?

Any network device with a MAC address starting 90:A2:DA was manufactured by or for GHEO SA.

MA-L · OUI prefix

GHEO SA

Any MAC address starting 90:A2:DA is registered to GHEO SA in CH.

OUI prefix	90A2DA
Vendor	GHEO SA
Registry	MA-L (24-bit, large block)
Country	CH
Example MAC	90:A2:DA:00:00:00

What this means

The IEEE assigned the MA-L block 90A2DA to GHEO 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 90:A2:DA, it is GHEO SA hardware.

Look up another MAC