MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix18:20:12:00:00:00 /24
Vendor address805 Bayridge Dr. Kingston Ontario CA K7P1T5
Country🇨🇦 Canada
RegisteredSep 21, 2013
Block range18:20:12:00:00:00– 18:20:12: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
Aztech Associates Inc. holds 1 registered blocks in the IEEE registry, ranking #6,200 of 33,421 organizations by block count.