Who owns MAC prefix 2CD141D?

2CD141D is registered to Square Inc. in the IEEE MA-M registry.

What devices use 2CD141D?

Any network device with a MAC address starting 2C:D1:41:D was manufactured by or for Square Inc..

MA-M · OUI prefix

Square Inc.

Any MAC address starting 2C:D1:41:D is registered to Square Inc. in US.

OUI prefix	2CD141D
Vendor	Square Inc.
Registry	MA-M (28-bit, medium block)
Country	US
Example MAC	2C:D1:41:D:00:00:00

What this means

The IEEE assigned the MA-M block 2CD141D to Square 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 2C:D1:41:D, it is Square Inc. hardware.

Other Square Inc. prefixes

Square Inc. holds 4 registered blocks in total.

1C59746 445925 8C476E5

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