MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixC0:FB:F9:D0:00:00 /28
Vendor addressRoom 304, Building 4?Juli Road ? Pudong New District Shanghai Shanghai CN 201203
Country🇨🇳 China
RegisteredMar 11, 2021
Block rangeC0:FB:F9:D0:00:00– C0:FB:F9: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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C0:FB:F9:C0:00:00 /28
SHENZHEN ELSKY TECHNOLOGY CO., LTD
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C0:FB:F9:E0:00:00 /28
Navitas Digital Safety Ltd
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Dropbeats Technology Co., Ltd. holds 2 registered blocks in the IEEE registry, ranking #1,903 of 33,427 organizations by block count.
Other blocks registered to Dropbeats Technology Co., Ltd.