MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixB4:67:E9:00:00:00 /24
Vendor address5F, No.3 Building, Fortune Center Qingdao Shandong CN 266061
Country🇨🇳 China
RegisteredNov 15, 2011
Block rangeB4:67:E9:00:00:00– B4:67:E9: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
Qingdao GoerTek Technology Co., Ltd. holds 2 registered blocks in the IEEE registry, ranking #2,798 of 33,427 organizations by block count.
Other blocks registered to Qingdao GoerTek Technology Co., Ltd.