MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix24:A1:0D:50:00:00 /28
Vendor addressPlot No. S-119M, E-CITY Maheshwaram Mandal, Raviryal, Rangareddy HYDERABAD Telangana IN 501510
Country🇮🇳 India
RegisteredSep 10, 2025
Block range24:A1:0D:50:00:00– 24:A1:0D:5F: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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24:A1:0D:40:00:00 /28
Dongguan Taijie Electronics Technology Co.,Ltd
Next
24:A1:0D:60:00:00 /28
Goertek Inc.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Avantel Limited holds 1 registered blocks in the IEEE registry, ranking #6,013 of 33,427 organizations by block count.