What this means
The IEEE assigned the MA-L block A46D33 to Phyplus Technology (Shanghai) 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 A4:6D:33, it is Phyplus Technology (Shanghai) Co., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix A46D33?
A46D33 is registered to Phyplus Technology (Shanghai) 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. Phyplus Technology (Shanghai) Co., Ltd's block covers 16,777,216 addresses.
What devices use A46D33?
Any network device with a MAC address starting A4:6D:33 was manufactured by or for Phyplus Technology (Shanghai) Co., Ltd.