Who owns MAC prefix FCFD71?

FCFD71 is registered to AltoBeam Inc. in the IEEE MA-L registry.

What devices use FCFD71?

Any network device with a MAC address starting FC:FD:71 was manufactured by or for AltoBeam Inc..

MA-L · OUI prefix

AltoBeam Inc.

Any MAC address starting FC:FD:71 is registered to AltoBeam Inc. in CN.

OUI prefix	FCFD71
Vendor	AltoBeam Inc.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	FC:FD:71:00:00:00

What this means

The IEEE assigned the MA-L block FCFD71 to AltoBeam 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 FC:FD:71, it is AltoBeam Inc. hardware.

Other AltoBeam Inc. prefixes

AltoBeam Inc. holds 55 registered blocks in total.

087683 2098ED 2CCC7A 2CD8DE 30BE29 3854F5 387707 38BEAB 44291E 4472AC 48A4FD 48D01C all 55 »

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