MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixE4:74:50:00:00:00 /24
Vendor addressGaoqiao Industrial Zone,Baishitang Village, Shenzhen Guangdong CN 518116
Country🇨🇳 China
RegisteredNov 28, 2023
Block rangeE4:74:50:00:00:00– E4:74:50: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
Shenzhen Grandsun Electronic Co.,Ltd. holds 2 registered blocks in the IEEE registry, ranking #2,995 of 33,427 organizations by block count.
Other blocks registered to Shenzhen Grandsun Electronic Co.,Ltd.