What this means
The IEEE assigned the MA-L block 9CCE22 to PROMED Soest GmbH. 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 9C:CE:22, it is PROMED Soest GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 9CCE22?
9CCE22 is registered to PROMED Soest GmbH 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. PROMED Soest GmbH's block covers 16,777,216 addresses.
What devices use 9CCE22?
Any network device with a MAC address starting 9C:CE:22 was manufactured by or for PROMED Soest GmbH.