What this means
The IEEE assigned the MA-M block DC4A9EA to LongSung Technology (Shanghai) 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:4A:9E:A, it is LongSung Technology (Shanghai) Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix DC4A9EA?
DC4A9EA is registered to LongSung Technology (Shanghai) Co.,Ltd. in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. LongSung Technology (Shanghai) Co.,Ltd.'s block covers 1,048,576 addresses.
What devices use DC4A9EA?
Any network device with a MAC address starting DC:4A:9E:A was manufactured by or for LongSung Technology (Shanghai) Co.,Ltd..