MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix70:B3:D5:6B:00:00 /36
Vendor addressB121, B-dong, Keumkang Penterium IT Tower, 810, Gwanyand 2-dong, Dongan-gu Anyang-si Gyeonggi-do KR 14056
Country🇰🇷 South Korea
RegisteredOct 2, 2016
Block range70:B3:D5:6B:00:00– 70:B3:D5:6B: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
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70:B3:D5:6A:F0:00 /36
Sensorberg GmbH
Next
70:B3:D5:6B:10:00 /36
TTC TELEKOMUNIKACE, s.r.o.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
PTYPE Co., LTD. holds 3 registered blocks in the IEEE registry, ranking #1,237 of 33,421 organizations by block count.
Other blocks registered to PTYPE Co., LTD.