MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixF4:20:55:60:00:00 /28
Vendor addressNo.13 Zongxing Road, Bantian Street, Longgang District, Yongchangjia Industrial Park, Building A, Room 105. Shenzhen Guangdong CN 518000
Country🇨🇳 China
RegisteredJun 26, 2024
Block rangeF4:20:55:60:00:00– F4:20:55:6F: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
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F4:20:55:50:00:00 /28
Proqualit Telecom LTDA
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F4:20:55:70:00:00 /28
Beyond Laser Systems LLC
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Shenzhen GuangXu Electronic Technology Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #26,465 of 33,427 organizations by block count.