Who owns MAC prefix 0C7523?

0C7523 is registered to BEIJING GEHUA CATV NETWORK CO.,LTD in the IEEE MA-L registry.

What devices use 0C7523?

Any network device with a MAC address starting 0C:75:23 was manufactured by or for BEIJING GEHUA CATV NETWORK CO.,LTD.

MA-L · OUI prefix

BEIJING GEHUA CATV NETWORK CO.,LTD

Any MAC address starting 0C:75:23 is registered to BEIJING GEHUA CATV NETWORK CO.,LTD in CN.

OUI prefix	0C7523
Vendor	BEIJING GEHUA CATV NETWORK CO.,LTD
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	0C:75:23:00:00:00

What this means

The IEEE assigned the MA-L block 0C7523 to BEIJING GEHUA CATV NETWORK 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 0C:75:23, it is BEIJING GEHUA CATV NETWORK CO.,LTD hardware.

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