What this means
The IEEE assigned the MA-L block 00309A to ASTRO TERRA CORP.. 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 00:30:9A, it is ASTRO TERRA CORP. hardware.
Frequently Asked Questions
Who owns MAC prefix 00309A?
00309A is registered to ASTRO TERRA CORP. 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. ASTRO TERRA CORP.'s block covers 16,777,216 addresses.
What devices use 00309A?
Any network device with a MAC address starting 00:30:9A was manufactured by or for ASTRO TERRA CORP..