Who owns MAC prefix C81073?

C81073 is registered to CENTURY OPTICOMM CO.,LTD in the IEEE MA-L registry.

What devices use C81073?

Any network device with a MAC address starting C8:10:73 was manufactured by or for CENTURY OPTICOMM CO.,LTD.

MA-L · OUI prefix

CENTURY OPTICOMM CO.,LTD

Any MAC address starting C8:10:73 is registered to CENTURY OPTICOMM CO.,LTD in CN.

OUI prefix	C81073
Vendor	CENTURY OPTICOMM CO.,LTD
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	C8:10:73:00:00:00

What this means

The IEEE assigned the MA-L block C81073 to CENTURY OPTICOMM CO.,LTD. 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 C8:10:73, it is CENTURY OPTICOMM CO.,LTD hardware.

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