What devices use 28C21F?

Any network device with a MAC address starting 28:C2:1F was manufactured by or for SAMSUNG ELECTRO-MECHANICS(THAILAND).

MA-L · OUI prefix

SAMSUNG ELECTRO-MECHANICS(THAILAND)

Q: Who owns MAC prefix 28C21F?

28C21F is registered to SAMSUNG ELECTRO-MECHANICS(THAILAND) in the IEEE MA-L registry.

Any MAC address starting 28:C2:1F is registered to SAMSUNG ELECTRO-MECHANICS(THAILAND) in TH.

OUI prefix	28C21F
Vendor	SAMSUNG ELECTRO-MECHANICS(THAILAND)
Registry	MA-L (24-bit, large block)
Country	TH
Example MAC	28:C2:1F:00:00:00

What this means

The IEEE assigned the MA-L block 28C21F to SAMSUNG ELECTRO-MECHANICS(THAILAND). 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 28:C2:1F, it is SAMSUNG ELECTRO-MECHANICS(THAILAND) hardware.

Other SAMSUNG ELECTRO-MECHANICS(THAILAND) prefixes

SAMSUNG ELECTRO-MECHANICS(THAILAND) holds 34 registered blocks in total.

04D6AA 08C5E1 1449E0 24181D 2C0E3D 30074D 30AB6A 3423BA 400E85 40E99B 4C6641 54880E all 34 »

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