MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixE4:4C:C7:80:00:00 /28
Vendor addressIAG Industrial Park, Jiuwei, Xixiang Town, Baoan, Shenzhen, China. shenzhen CN 518000
Country🇨🇳 China
RegisteredDec 5, 2018
Block rangeE4:4C:C7:80:00:00– E4:4C:C7:8F: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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E4:4C:C7:70:00:00 /28
Channel Enterprises (HK) Ltd.
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E4:4C:C7:90:00:00 /28
Ottomate International Pvt. Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
IAG GROUP LTD holds 1 registered blocks in the IEEE registry, ranking #15,454 of 33,427 organizations by block count.