Who owns MAC prefix 78D8002?

78D8002 is registered to Shanghai Espacetime Technology Co.,Ltd. in the IEEE MA-M registry.

What devices use 78D8002?

Any network device with a MAC address starting 78:D8:00:2 was manufactured by or for Shanghai Espacetime Technology Co.,Ltd..

MA-M · OUI prefix

Shanghai Espacetime Technology Co.,Ltd.

Any MAC address starting 78:D8:00:2 is registered to Shanghai Espacetime Technology Co.,Ltd. in CN.

OUI prefix	78D8002
Vendor	Shanghai Espacetime Technology Co.,Ltd.
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	78:D8:00:2:00:00:00

What this means

The IEEE assigned the MA-M block 78D8002 to Shanghai Espacetime Technology 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 78:D8:00:2, it is Shanghai Espacetime Technology Co.,Ltd. hardware.

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