MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix88:A6:EF:20:00:00 /28
Vendor addressD-74, SECTOR 63, NOIDA UTTAR PRADESH IN 201301
Country🇮🇳 India
RegisteredMay 27, 2023
Block range88:A6:EF:20:00:00– 88:A6:EF:2F: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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88:A6:EF:10:00:00 /28
Shenzhen YAKO Automation Technology Co.,Ltd.
Next
88:A6:EF:30:00:00 /28
Enlaps
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
METRO ELECTRONICS holds 2 registered blocks in the IEEE registry, ranking #2,516 of 33,421 organizations by block count.
Other blocks registered to METRO ELECTRONICS