ACL 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.

Prefix78:E9:96:30:00:00 /28

Vendor address506-Office Building, 70,Songdogwahak-ro Yeonsu-gu Incheon KR 21984

RegisteredJan 9, 2024

Block range78:E9:96:30:00:00– 78:E9:96:3F: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

78:E9:96:30:00:00 78:E9:96:37:FF:FF 78:E9:96:3F:FF:FF

Where this block sits

Previous 78:E9:96:20:00:00 /28 STIEBEL ELTRON GMBH & CO. KG Next 78:E9:96:40:00:00 /28 Shenzhen Jin Hao Mi Technology Co., LTD

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

ACL Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #3,915 of 33,421 organizations by block count.