Who owns MAC prefix C4CB33?

C4CB33 is registered to Garmin International in the IEEE MA-L registry.

What devices use C4CB33?

Any network device with a MAC address starting C4:CB:33 was manufactured by or for Garmin International.

MA-L · OUI prefix

Garmin International

Any MAC address starting C4:CB:33 is registered to Garmin International in US.

OUI prefix	C4CB33
Vendor	Garmin International
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	C4:CB:33:00:00:00

What this means

The IEEE assigned the MA-L block C4CB33 to Garmin International. 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 C4:CB:33, it is Garmin International hardware.

Other Garmin International prefixes

Garmin International holds 15 registered blocks in total.

00054F 0C7E24 104E89 10C6FC 14130B 148F21 38F9F5 603C68 64A337 90F157 A02884 B4C26A all 15 »

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