Who owns MAC prefix 140020?

140020 is registered to LongSung Technology (Shanghai) Co.,Ltd. in the IEEE MA-L registry.

What devices use 140020?

Any network device with a MAC address starting 14:00:20 was manufactured by or for LongSung Technology (Shanghai) Co.,Ltd..

MA-L · OUI prefix

LongSung Technology (Shanghai) Co.,Ltd.

Any MAC address starting 14:00:20 is registered to LongSung Technology (Shanghai) Co.,Ltd. in CN.

OUI prefix	140020
Vendor	LongSung Technology (Shanghai) Co.,Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	14:00:20:00:00:00

What this means

The IEEE assigned the MA-L block 140020 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 14:00:20, it is LongSung Technology (Shanghai) Co.,Ltd. hardware.

Other LongSung Technology (Shanghai) Co.,Ltd. prefixes

LongSung Technology (Shanghai) Co.,Ltd. holds 4 registered blocks in total.

60D7E39 C0FBF97 DC4A9EA

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