What this means
The IEEE assigned the MA-L block 3018CF to DEOS control systems 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 30:18:CF, it is DEOS control systems GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 3018CF?
3018CF is registered to DEOS control systems 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. DEOS control systems GmbH's block covers 16,777,216 addresses.
What devices use 3018CF?
Any network device with a MAC address starting 30:18:CF was manufactured by or for DEOS control systems GmbH.