What this means
The IEEE assigned the MA-L block 005003 to Xrite 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 00:50:03, it is Xrite Inc hardware.
Frequently Asked Questions
Who owns MAC prefix 005003?
005003 is registered to Xrite Inc in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Xrite Inc's block covers 16,777,216 addresses.
What devices use 005003?
Any network device with a MAC address starting 00:50:03 was manufactured by or for Xrite Inc.