MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixFC:A2:DF:70:00:00 /28
Vendor addressAtica, 583 04634-042 sao paulo sao paulo BR 04634042
Country🇧🇷 Brazil
RegisteredMay 15, 2025
Block rangeFC:A2:DF:70:00:00– FC:A2:DF:7F: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
FC:A2:DF:60:00:00 /28
shenzhen zovoton electronic co.,ltd
Next
FC:A2:DF:80:00:00 /28
boger electronics gmbh
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Flexmedia ind e com holds 1 registered blocks in the IEEE registry, ranking #12,803 of 33,427 organizations by block count.