MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix94:C9:B7:30:00:00 /28
Vendor addressVolgogradskiy prospect 32, building 31 Moscow Moscow region RU 109316
Country🇷🇺 Russia
RegisteredOct 23, 2021
Block range94:C9:B7:30:00:00– 94:C9:B7:3F: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
94:C9:B7:20:00:00 /28
Annapurna labs
Next
94:C9:B7:40:00:00 /28
Zhejiang Hengjie Communication Technology Co,. Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Sitronics JSC holds 1 registered blocks in the IEEE registry, ranking #27,562 of 33,421 organizations by block count.