Who owns MAC prefix EC0441?

EC0441 is registered to ShenZhen TIGO Semiconductor Co., Ltd. in the IEEE MA-L registry.

What devices use EC0441?

Any network device with a MAC address starting EC:04:41 was manufactured by or for ShenZhen TIGO Semiconductor Co., Ltd..

MA-L · OUI prefix

ShenZhen TIGO Semiconductor Co., Ltd.

Any MAC address starting EC:04:41 is registered to ShenZhen TIGO Semiconductor Co., Ltd. in CN.

OUI prefix	EC0441
Vendor	ShenZhen TIGO Semiconductor Co., Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	EC:04:41:00:00:00

What this means

The IEEE assigned the MA-L block EC0441 to ShenZhen TIGO Semiconductor 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 EC:04:41, it is ShenZhen TIGO Semiconductor Co., Ltd. hardware.

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