Who owns MAC prefix 00901B?

00901B is registered to DIGITAL CONTROLS in the IEEE MA-L registry.

What devices use 00901B?

Any network device with a MAC address starting 00:90:1B was manufactured by or for DIGITAL CONTROLS.

MA-L · OUI prefix

DIGITAL CONTROLS

Any MAC address starting 00:90:1B is registered to DIGITAL CONTROLS in US.

OUI prefix	00901B
Vendor	DIGITAL CONTROLS
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:90:1B:00:00:00

What this means

The IEEE assigned the MA-L block 00901B to DIGITAL CONTROLS. 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 00:90:1B, it is DIGITAL CONTROLS hardware.

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