macadress

I-MOON TECHNOLOGY CO., LIMITED

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.
Prefix54:A4:93:30:00:00 /28
Vendor addressFLAT/RM 2253, BLK 1, 22/F, HOI TAI FACTORY, EST TSING YEUNG CIRCUIT, TUEN MUN NT HK 999077
Country🇭🇰  Hong Kong
RegisteredJul 26, 2019
Block range54:A4:93:30:00:00– 54:A4:93:3F: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

54:A4:93:30:00:00 54:A4:93:37:FF:FF 54:A4:93:3F:FF:FF

Where this block sits

Previous 54:A4:93:20:00:00 /28 genua GmbH Next 54:A4:93:40:00:00 /28 Shanghai Kanghai Information System CO.,LTD.

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

I-MOON TECHNOLOGY CO., LIMITED holds 1 registered blocks in the IEEE registry, ranking #15,414 of 33,421 organizations by block count.