What this means
The IEEE assigned the MA-L block 000019 to APPLIED DYNAMICS INTERNATIONAL. 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 00:00:19, it is APPLIED DYNAMICS INTERNATIONAL hardware.
Frequently Asked Questions
Who owns MAC prefix 000019?
000019 is registered to APPLIED DYNAMICS INTERNATIONAL 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. APPLIED DYNAMICS INTERNATIONAL's block covers 16,777,216 addresses.
What devices use 000019?
Any network device with a MAC address starting 00:00:19 was manufactured by or for APPLIED DYNAMICS INTERNATIONAL.