MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixB0:FD:0B:80:00:00 /28
Vendor address1 Chervena stena Str., Office 1 Sofia Sofia-grad BG 1421
Country🇧🇬 Bulgaria
RegisteredFeb 14, 2019
Block rangeB0:FD:0B:80:00:00– B0:FD:0B: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
B0:FD:0B:70:00:00 /28
Everynet Oy
Next
B0:FD:0B:90:00:00 /28
Eagle Acoustics Manufacturing, LLC
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
eSenseLab Ltd. holds 1 registered blocks in the IEEE registry, ranking #12,076 of 33,421 organizations by block count.