MICOMSOFT 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.

Prefix30:1F:9A:30:00:00 /28

Vendor address6F,KEIHAN-YODOYABASHI BLDG., 3-2-25,KITAHAMA,CHUO-KU osaka JP 541-0041

RegisteredDec 17, 2017

Block range30:1F:9A:30:00:00– 30:1F:9A: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

30:1F:9A:30:00:00 30:1F:9A:37:FF:FF 30:1F:9A:3F:FF:FF

Where this block sits

Previous 30:1F:9A:20:00:00 /28 CHISON Medical Technologies Co., Ltd. Next 30:1F:9A:40:00:00 /28 NCM Supplies, Inc.

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

MICOMSOFT CO.,LTD. holds 1 registered blocks in the IEEE registry, ranking #19,758 of 33,427 organizations by block count.