Who owns MAC prefix 00C0CE?

00C0CE is registered to CEI SYSTEMS & ENGINEERING PTE in the IEEE MA-L registry.

What devices use 00C0CE?

Any network device with a MAC address starting 00:C0:CE was manufactured by or for CEI SYSTEMS & ENGINEERING PTE.

MA-L · OUI prefix

CEI SYSTEMS & ENGINEERING PTE

Any MAC address starting 00:C0:CE is registered to CEI SYSTEMS & ENGINEERING PTE in SG.

OUI prefix	00C0CE
Vendor	CEI SYSTEMS & ENGINEERING PTE
Registry	MA-L (24-bit, large block)
Country	SG
Example MAC	00:C0:CE:00:00:00

What this means

The IEEE assigned the MA-L block 00C0CE to CEI SYSTEMS & ENGINEERING PTE. 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:C0:CE, it is CEI SYSTEMS & ENGINEERING PTE hardware.

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