What devices use 38A8CDB?

Any network device with a MAC address starting 38:A8:CD:B was manufactured by or for Qingdao Hisense Hitachi Air-conditioning Systems Co.,Ltd..

MA-M · OUI prefix

Qingdao Hisense Hitachi Air-conditioning Systems Co.,Ltd.

Q: Who owns MAC prefix 38A8CDB?

38A8CDB is registered to Qingdao Hisense Hitachi Air-conditioning Systems Co.,Ltd. in the IEEE MA-M registry.

Any MAC address starting 38:A8:CD:B is registered to Qingdao Hisense Hitachi Air-conditioning Systems Co.,Ltd. in CN.

OUI prefix	38A8CDB
Vendor	Qingdao Hisense Hitachi Air-conditioning Systems Co.,Ltd.
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	38:A8:CD:B:00:00:00

What this means

The IEEE assigned the MA-M block 38A8CDB to Qingdao Hisense Hitachi Air-conditioning Systems 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 38:A8:CD:B, it is Qingdao Hisense Hitachi Air-conditioning Systems Co.,Ltd. hardware.

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