MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixF8:75:28:90:00:00 /28
Vendor addressPod vrbami 2 Komenda SI 1218
Country🇸🇮 Slovenia
RegisteredMay 7, 2026
Block rangeF8:75:28:90:00:00– F8:75:28:9F: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
Where this block sits
Previous
F8:75:28:80:00:00 /28
Myers Emergency Power Systems
Next
F8:75:28:A0:00:00 /28
Siact Hinton (Beijing) Intelligent Control Technology Co., Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
RLS d.o.o. holds 1 registered blocks in the IEEE registry, ranking #24,669 of 33,421 organizations by block count.