Who owns MAC prefix D4D6DF?

D4D6DF is registered to TP-Link Systems Inc. in the IEEE MA-L registry.

What devices use D4D6DF?

Any network device with a MAC address starting D4:D6:DF was manufactured by or for TP-Link Systems Inc..

MA-L · OUI prefix

TP-Link Systems Inc.

Any MAC address starting D4:D6:DF is registered to TP-Link Systems Inc. in US.

OUI prefix	D4D6DF
Vendor	TP-Link Systems Inc.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	D4:D6:DF:00:00:00

What this means

The IEEE assigned the MA-L block D4D6DF to TP-Link Systems Inc.. 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 D4:D6:DF, it is TP-Link Systems Inc. hardware.

Other TP-Link Systems Inc. prefixes

TP-Link Systems Inc. holds 89 registered blocks in total.

003192 005F67 040F66 04C845 0CEF15 1027F5 105A95 14EBB6 186945 1C61B4 202351 203626 all 89 »

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