MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix1C:C0:E1:D0:00:00 /28
Vendor address39A WAIPA ST BIRKENHEAD AUCKLAND Auckland NZ 0626
Country🇳🇿 New Zealand
RegisteredJul 31, 2016
Block range1C:C0:E1:D0:00:00– 1C:C0:E1: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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1C:C0:E1:C0:00:00 /28
Nitto Seiko
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1C:C0:E1:E0:00:00 /28
Yun Yang Fire Safety Equipment Co.,Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
NewLand (NZ) Communication Tech Limited holds 1 registered blocks in the IEEE registry, ranking #21,180 of 33,421 organizations by block count.