MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixDC:CD:74:00:00:00 /24
Vendor address35 Saho Kato JP 673-1447
Country🇯🇵 Japan
RegisteredOct 25, 2020
Block rangeDC:CD:74:00:00:00– DC:CD:74: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
Japan E.M.Solutions Co., Ltd. holds 1 registered blocks in the IEEE registry, ranking #17,011 of 33,427 organizations by block count.