MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixA4:33:D1:00:00:00 /24
Vendor address28F Ages Wealth World, No.1 Hangfeng Road Beijing CN 100070
Country🇨🇳 China
RegisteredDec 14, 2010
Block rangeA4:33:D1:00:00:00– A4:33:D1: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.
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
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Fibrlink Communications Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #12,679 of 33,498 organizations by block count.