What this means
The IEEE assigned the MA-M block 501911C to J-Tech Digital, 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 50:19:11:C, it is J-Tech Digital, Inc hardware.
Frequently Asked Questions
Who owns MAC prefix 501911C?
501911C is registered to J-Tech Digital, Inc in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. J-Tech Digital, Inc's block covers 1,048,576 addresses.
What devices use 501911C?
Any network device with a MAC address starting 50:19:11:C was manufactured by or for J-Tech Digital, Inc.