What this means
The IEEE assigned the MA-L block A0FF22 to SHENZHEN APICAL TECHNOLOGY CO., LTD. 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 A0:FF:22, it is SHENZHEN APICAL TECHNOLOGY CO., LTD hardware.
Frequently Asked Questions
Who owns MAC prefix A0FF22?
A0FF22 is registered to SHENZHEN APICAL TECHNOLOGY CO., LTD 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. SHENZHEN APICAL TECHNOLOGY CO., LTD's block covers 16,777,216 addresses.
What devices use A0FF22?
Any network device with a MAC address starting A0:FF:22 was manufactured by or for SHENZHEN APICAL TECHNOLOGY CO., LTD.