TBB Renewable (Xiamen) Co Ltd (B0:FF:72:D0:00:00 /28)

TBB Renewable (Xiamen) Co Ltd MA-M

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:FF:72:D0:00:00 /28

Vendor addressNo.15 ShiShan North Road, Dongfu, Haicang District Xiamen Fujian CN 361027

Block rangeB0:FF:72:D0:00:00– B0:FF:72:DF: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

B0:FF:72:D0:00:00 B0:FF:72:D7:FF:FF B0:FF:72:DF:FF:FF