MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix70:B3:D5:FC:00:00 /36
Vendor address#705, Namsung Plaza(Ace9), 130 Digitalro, Keumchon-Gu Seoul KR 08589
Country🇰🇷 South Korea
RegisteredJul 29, 2018
Block range70:B3:D5:FC:00:00– 70:B3:D5:FC:0F:FF
Address capacity4,096
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.
CODESYSTEM Co.,Ltd holds 2 registered blocks in the IEEE registry, ranking #1,758 of 33,427 organizations by block count.
Other blocks registered to CODESYSTEM Co.,Ltd