GSM Innovations Pty Ltd

MA-M

MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.

PrefixC4:FF:BC:90:00:00 /28

Vendor address142-144 Fullarton Road Rose Park SA AU 5067

RegisteredOct 22, 2017

Block rangeC4:FF:BC:90:00:00– C4:FF:BC:9F:FF:FF

Address capacity1,048,576

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

C4:FF:BC:90:00:00 C4:FF:BC:97:FF:FF C4:FF:BC:9F:FF:FF

Where this block sits

Previous C4:FF:BC:80:00:00 /28 ShenZhen ZYT Technology co., Ltd Next C4:FF:BC:A0:00:00 /28 Advanced Navigation

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

GSM Innovations Pty Ltd holds 1 registered blocks in the IEEE registry, ranking #14,043 of 33,421 organizations by block count.