MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix48:5E:0E:80:00:00 /28
Vendor address365, Sinseon-ro, Nam-gu, Busan, Republic of Korea Busan Nam-gu KR 48548
Country🇰🇷 South Korea
RegisteredJul 18, 2024
Block range48:5E:0E:80:00:00– 48:5E:0E:8F: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
48:5E:0E:70:00:00 /28
Shanghai B&A automation.net
Next
48:5E:0E:90:00:00 /28
Cnergee Technologies Private Limited
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
ITFC holds 1 registered blocks in the IEEE registry, ranking #16,840 of 33,427 organizations by block count.