Who owns MAC prefix E44E76?

E44E76 is registered to CHAMPIONTECH ENTERPRISE (SHENZHEN) INC in the IEEE MA-L registry.

What devices use E44E76?

Any network device with a MAC address starting E4:4E:76 was manufactured by or for CHAMPIONTECH ENTERPRISE (SHENZHEN) INC.

MA-L · OUI prefix

CHAMPIONTECH ENTERPRISE (SHENZHEN) INC

Any MAC address starting E4:4E:76 is registered to CHAMPIONTECH ENTERPRISE (SHENZHEN) INC in CN.

OUI prefix	E44E76
Vendor	CHAMPIONTECH ENTERPRISE (SHENZHEN) INC
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	E4:4E:76:00:00:00

What this means

The IEEE assigned the MA-L block E44E76 to CHAMPIONTECH ENTERPRISE (SHENZHEN) 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 E4:4E:76, it is CHAMPIONTECH ENTERPRISE (SHENZHEN) INC hardware.

Look up another MAC