Who owns MAC prefix 001822?

001822 is registered to CEC TELECOM CO.,LTD. in the IEEE MA-L registry.

What devices use 001822?

Any network device with a MAC address starting 00:18:22 was manufactured by or for CEC TELECOM CO.,LTD..

MA-L · OUI prefix

CEC TELECOM CO.,LTD.

Any MAC address starting 00:18:22 is registered to CEC TELECOM CO.,LTD. in CN.

OUI prefix	001822
Vendor	CEC TELECOM CO.,LTD.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	00:18:22:00:00:00

What this means

The IEEE assigned the MA-L block 001822 to CEC TELECOM 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 00:18:22, it is CEC TELECOM CO.,LTD. hardware.

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