What this means
The IEEE assigned the MA-M block EC5BCD0 to DONG GUAN YUNG FU ELECTRONICS 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 EC:5B:CD:0, it is DONG GUAN YUNG FU ELECTRONICS LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix EC5BCD0?
EC5BCD0 is registered to DONG GUAN YUNG FU ELECTRONICS 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. DONG GUAN YUNG FU ELECTRONICS LTD.'s block covers 1,048,576 addresses.
What devices use EC5BCD0?
Any network device with a MAC address starting EC:5B:CD:0 was manufactured by or for DONG GUAN YUNG FU ELECTRONICS LTD..