MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixFC:A4:7A:20:00:00 /28
Vendor address801-10,8th Floor B Section,556Xixi Road,XihuDistrict, HangzhouCity ZhejiangProvince CN 310007
Country🇨🇳 China
RegisteredApr 27, 2019
Block rangeFC:A4:7A:20:00:00– FC:A4:7A:2F: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
Previous
FC:A4:7A:10:00:00 /28
Shenzhen VMAX New Energy Co., Ltd.
Next
FC:A4:7A:30:00:00 /28
Cliptech Industria e Comercio Ltda
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Ant Financial（Hang Zhou）Network Technology Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #5,144 of 33,421 organizations by block count.