MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix8C:77:16:00:00:00 /24
Vendor addressBuilding 1,No.401,Caobao Rd Shanghai Xuhui District CN 200233
Country🇨🇳 China
RegisteredJan 13, 2013
Block range8C:77:16:00:00:00– 8C:77:16: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 →
Ownership timeline
- Jan 13, 2013 – Feb 19, 2016 LONGCHEER TELECOMMUNICATION LIMITED name changedaddress changed
- Feb 19, 2016 – Apr 5, 2016 Longcheer Technology (Shanghai) Co.,Ltd. name changedaddress changed
- Apr 5, 2016 – present LONGCHEER TELECOMMUNICATION LIMITED
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.
LONGCHEER TELECOMMUNICATION LIMITED holds 4 registered blocks in the IEEE registry, ranking #764 of 33,421 organizations by block count.
Other blocks registered to LONGCHEER TELECOMMUNICATION LIMITED