What this means
The IEEE assigned the MA-L block AC3743 to HTC Corporation. 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 AC:37:43, it is HTC Corporation hardware.
Frequently Asked Questions
Who owns MAC prefix AC3743?
AC3743 is registered to HTC Corporation 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. HTC Corporation's block covers 16,777,216 addresses.
What devices use AC3743?
Any network device with a MAC address starting AC:37:43 was manufactured by or for HTC Corporation.