MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix18:88:57:00:00:00 /24
Vendor address4th -5th Floor, 1# Building NO.1 Zhonghe Road Beijing CN 100070
Country🇨🇳 China
RegisteredMar 22, 2013
Block range18:88:57:00:00:00– 18:88:57:FF:FF:FF
Address capacity16,777,216
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
Beijing Jinhong Xi-Dian Information Technology Corp. holds 1 registered blocks in the IEEE registry, ranking #6,608 of 33,427 organizations by block count.