What this means
The IEEE assigned the MA-L block 580454 to ICOMM HK LIMITED. 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 58:04:54, it is ICOMM HK LIMITED hardware.
Frequently Asked Questions
Who owns MAC prefix 580454?
580454 is registered to ICOMM HK LIMITED 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. ICOMM HK LIMITED's block covers 16,777,216 addresses.
What devices use 580454?
Any network device with a MAC address starting 58:04:54 was manufactured by or for ICOMM HK LIMITED.