MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixC4:95:4D:90:00:00 /28
Vendor address10574 Acacia St, Suite D4 Rancho Cucamonga CA US 91730
Country🇺🇸 United States
RegisteredSep 21, 2019
Block rangeC4:95:4D:90:00:00– C4:95:4D:9F: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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C4:95:4D:80:00:00 /28
Xinjiang Golden Calf Energy IOT Technology Co., Ltd
Next
C4:95:4D:A0:00:00 /28
KAT Mekatronik Urunleri AS
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Shenzhen Xtooltech Co., Ltd holds 4 registered blocks in the IEEE registry, ranking #839 of 33,421 organizations by block count.
Other blocks registered to Shenzhen Xtooltech Co., Ltd