What this means
The IEEE assigned the MA-L block A8A913 to GN Hearing A/S. 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 A8:A9:13, it is GN Hearing A/S hardware.
Frequently Asked Questions
Who owns MAC prefix A8A913?
A8A913 is registered to GN Hearing A/S 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. GN Hearing A/S's block covers 16,777,216 addresses.
What devices use A8A913?
Any network device with a MAC address starting A8:A9:13 was manufactured by or for GN Hearing A/S.