What this means
The IEEE assigned the MA-L block DCCF94 to Beijing Rongcheng Hutong Technology 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 DC:CF:94, it is Beijing Rongcheng Hutong Technology Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix DCCF94?
DCCF94 is registered to Beijing Rongcheng Hutong Technology Co., Ltd. in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Beijing Rongcheng Hutong Technology Co., Ltd.'s block covers 16,777,216 addresses.
What devices use DCCF94?
Any network device with a MAC address starting DC:CF:94 was manufactured by or for Beijing Rongcheng Hutong Technology Co., Ltd..