MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix78:72:64:60:00:00 /28
Vendor addressMeishengChuanggu(Xiagu), No. 10 Longchang Rd., Xin'an, Bao'an, Shenzhen CN 518000
Country🇨🇳 China
RegisteredAug 22, 2021
Block range78:72:64:60:00:00– 78:72:64:6F: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.
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Example addresses in this block
Where this block sits
Previous
78:72:64:50:00:00 /28
CALTTA TECHNOLOGIES CO.,LTD.
Next
78:72:64:70:00:00 /28
Conjing Networks Inc.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Shenzhen C-DIGI Technology Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #26,260 of 33,421 organizations by block count.