What this means
The IEEE assigned the MA-L block 182A44 to HIROSE ELECTRONIC SYSTEM. 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 18:2A:44, it is HIROSE ELECTRONIC SYSTEM hardware.
Frequently Asked Questions
Who owns MAC prefix 182A44?
182A44 is registered to HIROSE ELECTRONIC SYSTEM 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. HIROSE ELECTRONIC SYSTEM's block covers 16,777,216 addresses.
What devices use 182A44?
Any network device with a MAC address starting 18:2A:44 was manufactured by or for HIROSE ELECTRONIC SYSTEM.