MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix70:B3:D5:5C:00:00 /36
Vendor addressNo. 25, Tianrong road, Tianliao second industrial park, Yutang street, Guangming new district Shenzhen Guangdong CN 518132
Country🇨🇳 China
RegisteredJul 24, 2020
Block range70:B3:D5:5C:00:00– 70:B3:D5:5C:0F:FF
Address capacity4,096
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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70:B3:D5:5B:F0:00 /36
Aton srl
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70:B3:D5:5C:10:00 /36
Shanghai JaWay Information Technology Co., Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Shenzhen Lianfaxun Electronic Technology Co., Ltd holds 2 registered blocks in the IEEE registry, ranking #3,012 of 33,427 organizations by block count.