What this means
The IEEE assigned the MA-L block DC87CB to Beijing Perfectek Technologies 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:87:CB, it is Beijing Perfectek Technologies Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix DC87CB?
DC87CB is registered to Beijing Perfectek Technologies 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 Perfectek Technologies Co., Ltd.'s block covers 16,777,216 addresses.
What devices use DC87CB?
Any network device with a MAC address starting DC:87:CB was manufactured by or for Beijing Perfectek Technologies Co., Ltd..