Who owns MAC prefix 0003DB?

0003DB is registered to Apogee Electronics Corp. in the IEEE MA-L registry.

What devices use 0003DB?

Any network device with a MAC address starting 00:03:DB was manufactured by or for Apogee Electronics Corp..

MA-L · OUI prefix

Apogee Electronics Corp.

Any MAC address starting 00:03:DB is registered to Apogee Electronics Corp. in US.

OUI prefix	0003DB
Vendor	Apogee Electronics Corp.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:03:DB:00:00:00

What this means

The IEEE assigned the MA-L block 0003DB to Apogee Electronics Corp.. 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 00:03:DB, it is Apogee Electronics Corp. hardware.

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