T-Touching Co., Ltd.

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.

PrefixA4:53:EE:80:00:00 /28

Vendor address28B, No. 4, Science and Technology 10th Road Dongguan GuangDong CN 52300

RegisteredOct 30, 2020

Block rangeA4:53:EE:80:00:00– A4:53:EE:8F: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

A4:53:EE:80:00:00 A4:53:EE:87:FF:FF A4:53:EE:8F:FF:FF

Where this block sits

Previous A4:53:EE:70:00:00 /28 Beijing Lanke Science and Technology Co.,LTd. Next A4:53:EE:90:00:00 /28 Dongguan HuaFuu industrial co., LTD

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

T-Touching Co., Ltd. holds 1 registered blocks in the IEEE registry, ranking #29,021 of 33,427 organizations by block count.