What this means
The IEEE assigned the MA-L block 305DA6 to ADVALY SYSTEM Inc.. 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 30:5D:A6, it is ADVALY SYSTEM Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 305DA6?
305DA6 is registered to ADVALY SYSTEM Inc. 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. ADVALY SYSTEM Inc.'s block covers 16,777,216 addresses.
What devices use 305DA6?
Any network device with a MAC address starting 30:5D:A6 was manufactured by or for ADVALY SYSTEM Inc..