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:D0:00:00 /28
Vendor addressNo. 17, Minquan St., Tucheng Dist., New Taipei City Taiwan (R.O.C.) TW 236
Country🇹🇼 Taiwan
RegisteredJul 26, 2019
Block range54:A4:93:D0:00:00– 54:A4:93:DF: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
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54:A4:93:C0:00:00 /28
BJ COTYTECH TECHNOLOGY CO.,LTD
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54:A4:93:E0:00:00 /28
Nederman Holding AB
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
ASSEM TECHNOLOGY CO.,LTD. holds 1 registered blocks in the IEEE registry, ranking #5,653 of 33,421 organizations by block count.