MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix34:04:9E:30:00:00 /28
Vendor addressLevel 13, Unit 3, Zijin Entrepreneur R&D Centre, No.89 Shengli Road, Jiangning District Nanjing Jiangsu CN 211106
Country🇨🇳 China
RegisteredOct 2, 2016
Block range34:04:9E:30:00:00– 34:04:9E:3F: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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34:04:9E:20:00:00 /28
EFD Induction
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34:04:9E:40:00:00 /28
Harbin Xilu Technology Co., Ltd
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Nanjing Mythware Information Technology Co., Ltd. holds 1 registered blocks in the IEEE registry, ranking #20,597 of 33,427 organizations by block count.