MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix60:21:03:00:00:00 /24
Vendor addressTLI Building 6th floor, 195 Seongnam-si Gyeonggi-do KR 462-100
Country🇰🇷 South Korea
RegisteredNov 12, 2013
Block range60:21:03:00:00:00– 60:21:03: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
- Nov 12, 2013 – Oct 29, 2016 STCUBE.INC name changedaddress changedcountry changed
- Oct 29, 2016 – present I4VINE, INC
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.
I4VINE, INC holds 1 registered blocks in the IEEE registry, ranking #15,447 of 33,427 organizations by block count.