What devices use E078A3?

Any network device with a MAC address starting E0:78:A3 was manufactured by or for Shanghai Winner Information Technology Co.,Inc.

MA-L · OUI prefix

Shanghai Winner Information Technology Co.,Inc

Q: Who owns MAC prefix E078A3?

E078A3 is registered to Shanghai Winner Information Technology Co.,Inc in the IEEE MA-L registry.

Any MAC address starting E0:78:A3 is registered to Shanghai Winner Information Technology Co.,Inc in CN.

OUI prefix	E078A3
Vendor	Shanghai Winner Information Technology Co.,Inc
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	E0:78:A3:00:00:00

What this means

The IEEE assigned the MA-L block E078A3 to Shanghai Winner Information Technology Co.,Inc. 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 E0:78:A3, it is Shanghai Winner Information Technology Co.,Inc hardware.

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