What this means
The IEEE assigned the MA-L block 0090EE to PERSONAL COMMUNICATIONS TECHNOLOGIES. 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 00:90:EE, it is PERSONAL COMMUNICATIONS TECHNOLOGIES hardware.
Frequently Asked Questions
Who owns MAC prefix 0090EE?
0090EE is registered to PERSONAL COMMUNICATIONS TECHNOLOGIES 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. PERSONAL COMMUNICATIONS TECHNOLOGIES's block covers 16,777,216 addresses.
What devices use 0090EE?
Any network device with a MAC address starting 00:90:EE was manufactured by or for PERSONAL COMMUNICATIONS TECHNOLOGIES.