What this means
The IEEE assigned the MA-L block DCE1AD to Shenzhen Wintop Photoelectric 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:E1:AD, it is Shenzhen Wintop Photoelectric Technology Co., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix DCE1AD?
DCE1AD is registered to Shenzhen Wintop Photoelectric 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. Shenzhen Wintop Photoelectric Technology Co., Ltd's block covers 16,777,216 addresses.
What devices use DCE1AD?
Any network device with a MAC address starting DC:E1:AD was manufactured by or for Shenzhen Wintop Photoelectric Technology Co., Ltd.