Who owns MAC prefix 001BC50BF?

001BC50BF is registered to TN Core Co.,Ltd. in the IEEE MA-S registry.

What devices use 001BC50BF?

Any network device with a MAC address starting 00:1B:C5:0B:F was manufactured by or for TN Core Co.,Ltd..

MA-S · OUI prefix

TN Core Co.,Ltd.

Any MAC address starting 00:1B:C5:0B:F is registered to TN Core Co.,Ltd. in KR.

OUI prefix	001BC50BF
Vendor	TN Core Co.,Ltd.
Registry	MA-S (36-bit, small block)
Country	KR
Example MAC	00:1B:C5:0B:F:00:00:00

What this means

The IEEE assigned the MA-S block 001BC50BF to TN Core 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 00:1B:C5:0B:F, it is TN Core Co.,Ltd. hardware.

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