MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixBC:7D:D1:00:00:00 /24
Vendor address5/20-30 Stubbs Street Silverwater New South Wales (NSW) AU 2128
Country🇦🇺 Australia
RegisteredApr 6, 2010
Block rangeBC:7D:D1:00:00:00– BC:7D:D1:FF:FF:FF
Address capacity16,777,216
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
Radio Data Comms holds 1 registered blocks in the IEEE registry, ranking #24,096 of 33,427 organizations by block count.