Who owns MAC prefix 143FC3?

143FC3 is registered to SnapAV in the IEEE MA-L registry.

What devices use 143FC3?

Any network device with a MAC address starting 14:3F:C3 was manufactured by or for SnapAV.

MA-L · OUI prefix

SnapAV

Any MAC address starting 14:3F:C3 is registered to SnapAV in US.

OUI prefix	143FC3
Vendor	SnapAV
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	14:3F:C3:00:00:00

What this means

The IEEE assigned the MA-L block 143FC3 to SnapAV. 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 14:3F:C3, it is SnapAV hardware.

Other SnapAV prefixes

SnapAV holds 2 registered blocks in total.

D46A91

Look up another MAC