MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixF8:7A:39:A0:00:00 /28
Vendor addressStreet Agostinho Fornetti 6-38 Bauru SÃO PAULO BR 17064170
Country🇧🇷 Brazil
RegisteredApr 27, 2024
Block rangeF8:7A:39:A0:00:00– F8:7A:39: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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F8:7A:39:90:00:00 /28
Shenzhenshilemaikejiyouxiangongsi
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F8:7A:39:B0:00:00 /28
FuyanshengElectronicFujian Co.ltd
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
FELTRIN INDUSTRIA E COMERCIO holds 1 registered blocks in the IEEE registry, ranking #12,591 of 33,421 organizations by block count.