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:D9:B0:00 /36
Vendor address1266 Kifer Road Sunnyvale CA US 94086
Country🇺🇸 United States
RegisteredJan 5, 2011
Block range00:50:C2:D9:B0:00– 00:50:C2:D9:BF: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:D9:A0:00 /36
Saia-Burgess Controls AG
Next
00:50:C2:D9:C0:00 /36
Gamber Johnson LLC
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Intuitive Surgical, Inc holds 5 registered blocks in the IEEE registry, ranking #591 of 33,421 organizations by block count.
Other blocks registered to Intuitive Surgical, Inc