MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix24:A3:F0:20:00:00 /28
Vendor address10F-4, No.738, Chung Cheng Road, Chung Ho Dist., New Taipei City TW 23511
Country🇹🇼 Taiwan
RegisteredSep 7, 2024
Block range24:A3:F0:20:00:00– 24:A3:F0:2F: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
Where this block sits
Previous
24:A3:F0:10:00:00 /28
Hunan Newman Internet of vehicles Co,Ltd
Next
24:A3:F0:30:00:00 /28
Shanghai Weirui Electronic Technology Co., Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Magna Hong Co., Ltd. holds 1 registered blocks in the IEEE registry, ranking #19,063 of 33,427 organizations by block count.