IAB: an Individual Address Block, a /36 covering 4,096 addresses. IEEE's predecessor to MA-S; no longer issued, but existing assignments remain valid.
Prefix00:50:C2:C3:70:00 /36
Vendor addressUnit 226 Bella Vista NSW AU
Country🇦🇺 Australia
RegisteredMar 14, 2010
Block range00:50:C2:C3:70:00– 00:50:C2:C3:7F:FF
Address capacity4,096
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
00:50:C2:C3:60:00 /36
SET GmbH
Next
00:50:C2:C3:80:00 /36
Computer Automation Technology Inc
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
B.E.A.R. Solutions (Australasia) Pty, Ltd holds 3 registered blocks in the IEEE registry, ranking #931 of 33,421 organizations by block count.
Other blocks registered to B.E.A.R. Solutions (Australasia) Pty, Ltd