Who owns MAC prefix 000DC3?

000DC3 is registered to First Communication, Inc. in the IEEE MA-L registry.

What devices use 000DC3?

Any network device with a MAC address starting 00:0D:C3 was manufactured by or for First Communication, Inc..

MA-L · OUI prefix

First Communication, Inc.

Any MAC address starting 00:0D:C3 is registered to First Communication, Inc. in TW.

OUI prefix	000DC3
Vendor	First Communication, Inc.
Registry	MA-L (24-bit, large block)
Country	TW
Example MAC	00:0D:C3:00:00:00

What this means

The IEEE assigned the MA-L block 000DC3 to First Communication, 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 00:0D:C3, it is First Communication, Inc. hardware.

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