MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix5C:F2:86:40:00:00 /28
Vendor addressHaan-ro 60 Gwang-myeong Gyeonggi-do KR 14322
Country🇰🇷 South Korea
RegisteredDec 13, 2015
Block range5C:F2:86:40:00:00– 5C:F2:86:4F:FF:FF
Address capacity1,048,576
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
Previous
5C:F2:86:30:00:00 /28
beijing your wonderful control system technology co.,ltd
Next
5C:F2:86:50:00:00 /28
EUROIMMUN Medizinische Labordiagnostika AG
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
CHIPSEN Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #8,346 of 33,421 organizations by block count.