MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixF0:12:04:A0:00:00 /28
Vendor address3rd Floor, MRK Tower, #69/B, Chord Rd, 2nd Stage, Basaveshwar Nagar Bengaluru Karnataka IN 560086
Country🇮🇳 India
RegisteredApr 25, 2025
Block rangeF0:12:04:A0:00:00– F0:12:04:AF: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
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F0:12:04:90:00:00 /28
FLEXTRONICS TECH I PVT LTD
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F0:12:04:B0:00:00 /28
HoneyComm IoT Technology(Shenzhen)Co.,Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Astrome Technoogies Pvt Ltd holds 1 registered blocks in the IEEE registry, ranking #5,697 of 33,421 organizations by block count.