MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix70:B3:D5:63:F0:00 /36
Vendor address#153, #154, 65 Techno 3-ro Daejeon Yuseong-gu KR 34016
Country🇰🇷 South Korea
RegisteredOct 22, 2017
Block range70:B3:D5:63:F0:00– 70:B3:D5:63:FF: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 →
Ownership timeline
- Oct 22, 2017 – Apr 10, 2020 YG COMPANY CO., LTD name changedaddress changed
- Apr 10, 2020 – present DARBS Inc.
Example addresses in this block
Where this block sits
Previous
70:B3:D5:63:E0:00 /36
RIKEN OPTECH CORPORATION
Next
70:B3:D5:64:00:00 /36
Electronic Equipment Company Pvt. Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
DARBS Inc. holds 1 registered blocks in the IEEE registry, ranking #9,816 of 33,427 organizations by block count.