AUO DISPLAY PLUS CORPORATION

MA-M

MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.

Prefix9C:E4:50:A0:00:00 /28

Vendor addressNo. 1, Gongye E. 3rd Rd., East Dist., Hsinchu Science Park Hsinchu Taiwan TW 30075

RegisteredSep 3, 2025

Block range9C:E4:50:A0:00:00– 9C:E4:50:AF:FF:FF

Address capacity1,048,576

AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority

TransmissionUnicast: addressed to a single device

SourceIEEE Registration Authority

Address capacity is the size of this registered block, not a count of devices actually manufactured or online. Registration identifies the organization holding the block, not a specific device model or unit.

Curious how a prefix like this turns into a full address? See how MAC addresses are structured →

Example addresses in this block

9C:E4:50:A0:00:00 9C:E4:50:A7:FF:FF 9C:E4:50:AF:FF:FF

Where this block sits

Previous 9C:E4:50:90:00:00 /28 Shenzhen HQVT TECHNOLOGY Co.,LTD Next 9C:E4:50:B0:00:00 /28 Shenzhen Coslight Technology Co.,Ltd.

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

AUO DISPLAY PLUS CORPORATION holds 1 registered blocks in the IEEE registry, ranking #5,907 of 33,427 organizations by block count.